./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/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 b6b92b9f848445aceba527387fce4d09a311e956 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/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 b6b92b9f848445aceba527387fce4d09a311e956 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 08:06:17,672 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:06:17,673 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:06:17,682 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:06:17,682 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:06:17,683 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:06:17,684 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:06:17,685 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:06:17,686 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:06:17,687 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:06:17,688 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:06:17,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:06:17,688 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:06:17,689 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:06:17,690 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:06:17,690 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:06:17,691 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:06:17,692 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:06:17,693 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:06:17,695 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:06:17,695 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:06:17,696 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:06:17,698 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:06:17,698 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:06:17,698 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:06:17,698 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:06:17,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:06:17,699 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:06:17,700 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:06:17,700 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:06:17,700 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:06:17,701 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:06:17,701 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:06:17,701 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:06:17,701 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:06:17,702 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:06:17,702 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-02 08:06:17,709 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:06:17,710 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:06:17,710 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:06:17,710 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 08:06:17,711 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:06:17,711 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:06:17,711 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 08:06:17,711 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:06:17,712 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:06:17,712 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 08:06:17,712 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:06:17,712 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:06:17,712 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:06:17,712 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 08:06:17,712 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 08:06:17,713 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 08:06:17,713 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:06:17,713 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:06:17,713 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:06:17,713 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:06:17,714 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 08:06:17,714 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:06:17,714 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 08:06:17,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 08:06:17,714 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:06:17,714 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:06:17,714 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 08:06:17,715 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:06:17,715 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_802da24d-3782-40f5-a295-f0ff00cbaf9b/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 -> b6b92b9f848445aceba527387fce4d09a311e956 [2018-12-02 08:06:17,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:06:17,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:06:17,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:06:17,748 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:06:17,748 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:06:17,749 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-02 08:06:17,786 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data/86201dd84/e16d819df2354467b6b32df69eb16458/FLAG24fe9b638 [2018-12-02 08:06:18,245 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:06:18,245 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-02 08:06:18,252 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data/86201dd84/e16d819df2354467b6b32df69eb16458/FLAG24fe9b638 [2018-12-02 08:06:18,260 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data/86201dd84/e16d819df2354467b6b32df69eb16458 [2018-12-02 08:06:18,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:06:18,263 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-02 08:06:18,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:06:18,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:06:18,265 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:06:18,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5fc0d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18, skipping insertion in model container [2018-12-02 08:06:18,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:06:18,293 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:06:18,505 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:06:18,516 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:06:18,548 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:06:18,579 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:06:18,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18 WrapperNode [2018-12-02 08:06:18,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:06:18,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:06:18,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:06:18,580 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:06:18,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (1/1) ... [2018-12-02 08:06:18,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:06:18,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:06:18,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:06:18,627 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:06:18,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/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 [2018-12-02 08:06:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 08:06:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:06:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 08:06:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-02 08:06:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-02 08:06:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-02 08:06:18,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-02 08:06:18,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-02 08:06:18,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-02 08:06:18,661 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-02 08:06:18,661 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-02 08:06:18,661 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_16 [2018-12-02 08:06:18,661 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-02 08:06:18,661 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 08:06:18,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-02 08:06:18,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-02 08:06:18,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-02 08:06:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-02 08:06:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-02 08:06:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-02 08:06:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-02 08:06:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-02 08:06:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-02 08:06:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-02 08:06:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-02 08:06:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-02 08:06:18,663 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-02 08:06:18,664 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-02 08:06:18,665 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-02 08:06:18,666 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-02 08:06:18,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-02 08:06:18,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-02 08:06:18,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_16 [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-02 08:06:18,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-02 08:06:18,897 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 08:06:19,019 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 08:06:19,147 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:06:19,148 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 08:06:19,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:19 BoogieIcfgContainer [2018-12-02 08:06:19,148 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:06:19,149 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 08:06:19,149 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 08:06:19,151 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 08:06:19,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:06:18" (1/3) ... [2018-12-02 08:06:19,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78766081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:06:19, skipping insertion in model container [2018-12-02 08:06:19,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:18" (2/3) ... [2018-12-02 08:06:19,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78766081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:06:19, skipping insertion in model container [2018-12-02 08:06:19,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:19" (3/3) ... [2018-12-02 08:06:19,153 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-02 08:06:19,159 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 08:06:19,164 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-12-02 08:06:19,173 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-12-02 08:06:19,189 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 08:06:19,190 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 08:06:19,190 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-02 08:06:19,190 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 08:06:19,190 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 08:06:19,190 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 08:06:19,190 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 08:06:19,190 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 08:06:19,190 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 08:06:19,201 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2018-12-02 08:06:19,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 08:06:19,207 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:06:19,207 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:06:19,209 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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]=== [2018-12-02 08:06:19,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:06:19,213 INFO L82 PathProgramCache]: Analyzing trace with hash 200197060, now seen corresponding path program 1 times [2018-12-02 08:06:19,214 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:06:19,214 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:06:19,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:06:19,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:06:19,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:06:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:19,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:06:19,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 08:06:19,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 08:06:19,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 08:06:19,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:06:19,346 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 3 states. [2018-12-02 08:06:19,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:06:19,387 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-12-02 08:06:19,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 08:06:19,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-12-02 08:06:19,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:06:19,394 INFO L225 Difference]: With dead ends: 35 [2018-12-02 08:06:19,395 INFO L226 Difference]: Without dead ends: 23 [2018-12-02 08:06:19,396 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:06:19,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-12-02 08:06:19,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-12-02 08:06:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-12-02 08:06:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2018-12-02 08:06:19,417 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 16 [2018-12-02 08:06:19,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:06:19,418 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2018-12-02 08:06:19,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 08:06:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2018-12-02 08:06:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 08:06:19,418 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:06:19,418 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:06:19,419 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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]=== [2018-12-02 08:06:19,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:06:19,419 INFO L82 PathProgramCache]: Analyzing trace with hash -615434735, now seen corresponding path program 1 times [2018-12-02 08:06:19,419 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:06:19,420 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:06:19,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:06:19,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:06:19,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:06:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:06:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:06:19,468 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 08:06:19,477 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-02 08:06:19,481 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# [2018-12-02 08:06:19,482 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# [2018-12-02 08:06:19,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:06:19 BoogieIcfgContainer [2018-12-02 08:06:19,488 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 08:06:19,489 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:06:19,489 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:06:19,489 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:06:19,489 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:19" (3/4) ... [2018-12-02 08:06:19,492 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 08:06:19,492 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:06:19,493 INFO L168 Benchmark]: Toolchain (without parser) took 1230.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 956.0 MB in the beginning and 963.5 MB in the end (delta: -7.6 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:19,493 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:06:19,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -145.5 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:19,494 INFO L168 Benchmark]: Boogie Preprocessor took 46.06 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. [2018-12-02 08:06:19,494 INFO L168 Benchmark]: RCFGBuilder took 521.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.9 MB in the end (delta: 103.5 MB). Peak memory consumption was 103.5 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:19,495 INFO L168 Benchmark]: TraceAbstraction took 339.68 ms. Allocated memory is still 1.2 GB. Free memory was 997.9 MB in the beginning and 963.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:19,495 INFO L168 Benchmark]: Witness Printer took 3.41 ms. Allocated memory is still 1.2 GB. Free memory is still 963.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:06:19,496 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -145.5 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.06 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 521.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.9 MB in the end (delta: 103.5 MB). Peak memory consumption was 103.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 339.68 ms. Allocated memory is still 1.2 GB. Free memory was 997.9 MB in the beginning and 963.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.41 ms. Allocated memory is still 1.2 GB. Free memory is still 963.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: 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: 1453]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1453. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={13:0}] [L1454] CALL entry_point() VAL [ldv_global_msg_list={13:0}] [L1448] int condition = __VERIFIER_nondet_int(); [L1449] CALL, EXPR alloc_16(condition) VAL [\old(condition)=1, ldv_global_msg_list={13:0}] [L1440] COND TRUE \read(condition) VAL [\old(condition)=1, condition=1, ldv_global_msg_list={13:0}] [L1441] CALL, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(size)=4, ldv_global_msg_list={13:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=4, \result={12:0}, ldv_global_msg_list={13:0}, malloc(size)={12:0}, size=4] [L1441] RET, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(condition)=1, condition=1, ldv_global_msg_list={13:0}, ldv_malloc(sizeof(struct A16))={12:0}] [L1441] struct A16 *p = (struct A16 *)ldv_malloc(sizeof(struct A16)); [L1442] return p; VAL [\old(condition)=1, \result={12:0}, condition=1, ldv_global_msg_list={13:0}, p={12:0}] [L1449] RET, EXPR alloc_16(condition) VAL [alloc_16(condition)={12:0}, condition=1, ldv_global_msg_list={13:0}] [L1449] struct A16 *p = alloc_16(condition); [L1454] RET entry_point() VAL [ldv_global_msg_list={13:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 314 locations, 67 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 24 SDtfs, 6 SDslu, 8 SDs, 0 SdLazy, 13 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 0.1.23-635dfa2 [2018-12-02 08:06:20,811 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:06:20,812 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:06:20,819 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:06:20,819 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:06:20,819 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:06:20,820 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:06:20,821 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:06:20,821 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:06:20,822 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:06:20,822 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:06:20,822 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:06:20,823 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:06:20,823 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:06:20,824 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:06:20,824 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:06:20,825 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:06:20,825 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:06:20,826 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:06:20,827 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:06:20,828 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:06:20,828 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:06:20,829 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:06:20,829 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:06:20,829 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:06:20,830 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:06:20,830 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:06:20,831 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:06:20,831 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:06:20,832 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:06:20,832 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:06:20,832 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:06:20,832 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:06:20,832 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:06:20,833 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:06:20,833 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:06:20,833 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-12-02 08:06:20,841 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:06:20,841 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:06:20,841 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:06:20,841 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 08:06:20,842 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:06:20,842 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:06:20,842 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 08:06:20,842 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:06:20,842 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:06:20,842 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 08:06:20,842 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:06:20,843 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:06:20,843 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:06:20,844 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 08:06:20,844 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:06:20,844 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 08:06:20,844 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 08:06:20,844 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:06:20,844 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:06:20,844 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-02 08:06:20,844 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:06:20,844 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 08:06:20,844 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_802da24d-3782-40f5-a295-f0ff00cbaf9b/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 -> b6b92b9f848445aceba527387fce4d09a311e956 [2018-12-02 08:06:20,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:06:20,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:06:20,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:06:20,872 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:06:20,872 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:06:20,872 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-02 08:06:20,908 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data/d3a210294/0befef95351c475dba4bb30542621f53/FLAGc9d692d15 [2018-12-02 08:06:21,358 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:06:21,358 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-02 08:06:21,365 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data/d3a210294/0befef95351c475dba4bb30542621f53/FLAGc9d692d15 [2018-12-02 08:06:21,373 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/bin-2019/uautomizer/data/d3a210294/0befef95351c475dba4bb30542621f53 [2018-12-02 08:06:21,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:06:21,376 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-02 08:06:21,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:06:21,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:06:21,379 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:06:21,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4096dacc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21, skipping insertion in model container [2018-12-02 08:06:21,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:06:21,406 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:06:21,606 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:06:21,622 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:06:21,693 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:06:21,726 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:06:21,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21 WrapperNode [2018-12-02 08:06:21,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:06:21,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:06:21,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:06:21,727 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:06:21,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (1/1) ... [2018-12-02 08:06:21,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:06:21,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:06:21,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:06:21,772 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:06:21,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/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 [2018-12-02 08:06:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 08:06:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:06:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 08:06:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-02 08:06:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-02 08:06:21,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-02 08:06:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_16 [2018-12-02 08:06:21,806 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-02 08:06:21,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 08:06:21,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-02 08:06:21,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-02 08:06:21,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-02 08:06:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-02 08:06:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-02 08:06:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-02 08:06:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-02 08:06:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-02 08:06:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-02 08:06:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-02 08:06:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-02 08:06:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-02 08:06:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-02 08:06:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-02 08:06:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-02 08:06:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-02 08:06:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-02 08:06:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-02 08:06:21,815 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-02 08:06:21,816 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-02 08:06:21,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-02 08:06:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 08:06:21,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-02 08:06:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_16 [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-02 08:06:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 08:06:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 08:06:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 08:06:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:06:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-02 08:06:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-12-02 08:06:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-02 08:06:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-02 08:06:22,092 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 08:06:22,323 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 08:06:22,548 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:06:22,548 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 08:06:22,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:22 BoogieIcfgContainer [2018-12-02 08:06:22,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:06:22,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 08:06:22,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 08:06:22,551 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 08:06:22,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:06:21" (1/3) ... [2018-12-02 08:06:22,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c5be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:06:22, skipping insertion in model container [2018-12-02 08:06:22,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:21" (2/3) ... [2018-12-02 08:06:22,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c5be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:06:22, skipping insertion in model container [2018-12-02 08:06:22,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:22" (3/3) ... [2018-12-02 08:06:22,554 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-02 08:06:22,559 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 08:06:22,564 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-12-02 08:06:22,573 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-12-02 08:06:22,588 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 08:06:22,588 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 08:06:22,588 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-02 08:06:22,589 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 08:06:22,589 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 08:06:22,589 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 08:06:22,589 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 08:06:22,589 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 08:06:22,589 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 08:06:22,598 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2018-12-02 08:06:22,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 08:06:22,604 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:06:22,604 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:06:22,606 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-02 08:06:22,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:06:22,609 INFO L82 PathProgramCache]: Analyzing trace with hash 380049252, now seen corresponding path program 1 times [2018-12-02 08:06:22,612 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-02 08:06:22,612 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/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 [2018-12-02 08:06:22,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:06:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:06:22,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:06:22,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:06:22,816 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 08:06:22,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:06:22,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 08:06:22,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 08:06:22,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 08:06:22,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:06:22,830 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 3 states. [2018-12-02 08:06:22,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:06:22,876 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-12-02 08:06:22,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 08:06:22,878 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-12-02 08:06:22,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:06:22,883 INFO L225 Difference]: With dead ends: 35 [2018-12-02 08:06:22,883 INFO L226 Difference]: Without dead ends: 23 [2018-12-02 08:06:22,884 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:06:22,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-12-02 08:06:22,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-12-02 08:06:22,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-12-02 08:06:22,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2018-12-02 08:06:22,905 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 16 [2018-12-02 08:06:22,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:06:22,906 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2018-12-02 08:06:22,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 08:06:22,906 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2018-12-02 08:06:22,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 08:06:22,906 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:06:22,906 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:06:22,907 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-02 08:06:22,907 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:06:22,907 INFO L82 PathProgramCache]: Analyzing trace with hash -959008909, now seen corresponding path program 1 times [2018-12-02 08:06:22,907 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-02 08:06:22,907 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_802da24d-3782-40f5-a295-f0ff00cbaf9b/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 [2018-12-02 08:06:22,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:06:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:06:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:06:23,023 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 08:06:23,035 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-02 08:06:23,039 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# [2018-12-02 08:06:23,040 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# [2018-12-02 08:06:23,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:06:23 BoogieIcfgContainer [2018-12-02 08:06:23,046 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 08:06:23,046 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:06:23,046 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:06:23,047 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:06:23,047 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:22" (3/4) ... [2018-12-02 08:06:23,049 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 08:06:23,050 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:06:23,050 INFO L168 Benchmark]: Toolchain (without parser) took 1674.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 938.0 MB in the beginning and 961.0 MB in the end (delta: -23.0 MB). Peak memory consumption was 127.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:23,051 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:06:23,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:23,052 INFO L168 Benchmark]: Boogie Preprocessor took 45.13 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. [2018-12-02 08:06:23,052 INFO L168 Benchmark]: RCFGBuilder took 777.00 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: 105.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:23,052 INFO L168 Benchmark]: TraceAbstraction took 496.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 961.0 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-12-02 08:06:23,053 INFO L168 Benchmark]: Witness Printer took 3.24 ms. Allocated memory is still 1.2 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:06:23,054 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.13 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 777.00 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: 105.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 496.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 961.0 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.24 ms. Allocated memory is still 1.2 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1453]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1453. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-2146401247:0}] [L1454] CALL entry_point() VAL [ldv_global_msg_list={-2146401247:0}] [L1448] int condition = __VERIFIER_nondet_int(); [L1449] CALL, EXPR alloc_16(condition) VAL [\old(condition)=1, ldv_global_msg_list={-2146401247:0}] [L1440] COND TRUE \read(condition) VAL [\old(condition)=1, condition=1, ldv_global_msg_list={-2146401247:0}] [L1441] CALL, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(size)=4, ldv_global_msg_list={-2146401247:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=4, \result={1082401:0}, ldv_global_msg_list={-2146401247:0}, malloc(size)={1082401:0}, size=4] [L1441] RET, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(condition)=1, condition=1, ldv_global_msg_list={-2146401247:0}, ldv_malloc(sizeof(struct A16))={1082401:0}] [L1441] struct A16 *p = (struct A16 *)ldv_malloc(sizeof(struct A16)); [L1442] return p; VAL [\old(condition)=1, \result={1082401:0}, condition=1, ldv_global_msg_list={-2146401247:0}, p={1082401:0}] [L1449] RET, EXPR alloc_16(condition) VAL [alloc_16(condition)={1082401:0}, condition=1, ldv_global_msg_list={-2146401247:0}] [L1449] struct A16 *p = alloc_16(condition); [L1454] RET entry_point() VAL [ldv_global_msg_list={-2146401247:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 313 locations, 67 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 24 SDtfs, 6 SDslu, 8 SDs, 0 SdLazy, 13 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 56 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...