./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_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/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_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/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_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/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_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/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 [2018-12-09 15:21:51,243 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:21:51,244 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:21:51,250 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:21:51,250 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:21:51,250 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:21:51,251 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:21:51,252 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:21:51,252 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:21:51,253 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:21:51,253 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:21:51,253 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:21:51,254 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:21:51,254 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:21:51,255 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:21:51,255 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:21:51,255 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:21:51,256 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:21:51,257 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:21:51,258 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:21:51,258 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:21:51,259 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:21:51,260 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:21:51,260 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:21:51,260 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:21:51,260 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:21:51,261 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:21:51,261 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:21:51,262 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:21:51,262 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:21:51,262 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:21:51,263 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:21:51,263 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:21:51,263 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:21:51,263 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:21:51,264 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:21:51,264 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-09 15:21:51,270 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:21:51,271 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:21:51,271 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:21:51,271 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 15:21:51,272 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 15:21:51,272 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-09 15:21:51,272 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-09 15:21:51,273 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-09 15:21:51,273 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:21:51,273 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:21:51,273 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:21:51,273 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:21:51,273 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 15:21:51,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:21:51,273 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 15:21:51,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:21:51,273 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:21:51,274 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:21:51,274 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 15:21:51,274 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:21:51,274 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_cabfc8ce-3163-4c82-a0d5-2770346d3272/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 [2018-12-09 15:21:51,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:21:51,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:21:51,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:21:51,302 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:21:51,302 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:21:51,303 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-09 15:21:51,340 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data/b05f877fe/24a0bcb52726472dbfb02be26276edac/FLAG6e9f4247f [2018-12-09 15:21:51,776 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:21:51,777 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-09 15:21:51,784 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data/b05f877fe/24a0bcb52726472dbfb02be26276edac/FLAG6e9f4247f [2018-12-09 15:21:51,793 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data/b05f877fe/24a0bcb52726472dbfb02be26276edac [2018-12-09 15:21:51,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:21:51,796 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-09 15:21:51,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:21:51,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:21:51,799 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:21:51,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:21:51" (1/1) ... [2018-12-09 15:21:51,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33416e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:51, skipping insertion in model container [2018-12-09 15:21:51,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:21:51" (1/1) ... [2018-12-09 15:21:51,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:21:51,833 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:21:52,067 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:21:52,082 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:21:52,121 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:21:52,157 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:21:52,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52 WrapperNode [2018-12-09 15:21:52,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:21:52,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:21:52,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:21:52,158 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:21:52,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (1/1) ... [2018-12-09 15:21:52,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (1/1) ... [2018-12-09 15:21:52,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (1/1) ... [2018-12-09 15:21:52,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (1/1) ... [2018-12-09 15:21:52,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (1/1) ... [2018-12-09 15:21:52,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (1/1) ... [2018-12-09 15:21:52,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (1/1) ... [2018-12-09 15:21:52,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:21:52,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:21:52,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:21:52,202 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:21:52,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/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 [2018-12-09 15:21:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 15:21:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:21:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 15:21:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-09 15:21:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-09 15:21:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-09 15:21:52,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-09 15:21:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-09 15:21:52,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_16 [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-09 15:21:52,237 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 15:21:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-09 15:21:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-09 15:21:52,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-09 15:21:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-09 15:21:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-09 15:21:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-09 15:21:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-09 15:21:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-09 15:21:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-09 15:21:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-09 15:21:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-09 15:21:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-09 15:21:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-09 15:21:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-09 15:21:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-09 15:21:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-09 15:21:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-09 15:21:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-09 15:21:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-09 15:21:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-09 15:21:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-09 15:21:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-09 15:21:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-09 15:21:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-09 15:21:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-09 15:21:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 15:21:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-09 15:21:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-09 15:21:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-09 15:21:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_16 [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:21:52,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-09 15:21:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-09 15:21:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-09 15:21:52,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-09 15:21:52,482 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 15:21:52,602 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 15:21:52,719 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:21:52,719 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 15:21:52,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:21:52 BoogieIcfgContainer [2018-12-09 15:21:52,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:21:52,720 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 15:21:52,720 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 15:21:52,721 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 15:21:52,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:21:51" (1/3) ... [2018-12-09 15:21:52,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d60c113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:21:52, skipping insertion in model container [2018-12-09 15:21:52,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:52" (2/3) ... [2018-12-09 15:21:52,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d60c113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:21:52, skipping insertion in model container [2018-12-09 15:21:52,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:21:52" (3/3) ... [2018-12-09 15:21:52,724 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-09 15:21:52,729 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 15:21:52,735 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-12-09 15:21:52,744 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-12-09 15:21:52,758 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 15:21:52,758 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 15:21:52,758 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-09 15:21:52,758 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 15:21:52,759 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 15:21:52,759 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 15:21:52,759 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 15:21:52,759 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 15:21:52,759 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 15:21:52,769 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2018-12-09 15:21:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 15:21:52,774 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:21:52,775 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:21:52,776 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-09 15:21:52,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:21:52,780 INFO L82 PathProgramCache]: Analyzing trace with hash 200197060, now seen corresponding path program 1 times [2018-12-09 15:21:52,781 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:21:52,782 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:21:52,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:21:52,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:21:52,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:21:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:21:52,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:21:52,884 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:21:52,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 15:21:52,887 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:21:52,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:21:52,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:21:52,897 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 3 states. [2018-12-09 15:21:52,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:21:52,936 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-12-09 15:21:52,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:21:52,937 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-12-09 15:21:52,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:21:52,943 INFO L225 Difference]: With dead ends: 35 [2018-12-09 15:21:52,943 INFO L226 Difference]: Without dead ends: 23 [2018-12-09 15:21:52,944 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 [2018-12-09 15:21:52,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-12-09 15:21:52,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-12-09 15:21:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-12-09 15:21:52,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2018-12-09 15:21:52,965 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 16 [2018-12-09 15:21:52,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:21:52,965 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2018-12-09 15:21:52,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:21:52,966 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2018-12-09 15:21:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 15:21:52,966 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:21:52,966 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] [2018-12-09 15:21:52,966 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-09 15:21:52,967 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:21:52,967 INFO L82 PathProgramCache]: Analyzing trace with hash -615434735, now seen corresponding path program 1 times [2018-12-09 15:21:52,967 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 15:21:52,967 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 15:21:52,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:21:52,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:21:52,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:21:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:21:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:21:53,006 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 15:21:53,013 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-09 15:21:53,017 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# [2018-12-09 15:21:53,017 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# [2018-12-09 15:21:53,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:21:53 BoogieIcfgContainer [2018-12-09 15:21:53,022 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 15:21:53,022 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:21:53,022 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:21:53,022 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:21:53,023 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:21:52" (3/4) ... [2018-12-09 15:21:53,025 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 15:21:53,025 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:21:53,026 INFO L168 Benchmark]: Toolchain (without parser) took 1230.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 951.8 MB in the beginning and 971.5 MB in the end (delta: -19.7 MB). Peak memory consumption was 113.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:53,027 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:21:53,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:53,027 INFO L168 Benchmark]: Boogie Preprocessor took 44.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:53,027 INFO L168 Benchmark]: RCFGBuilder took 517.05 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: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:53,028 INFO L168 Benchmark]: TraceAbstraction took 302.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 971.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:53,028 INFO L168 Benchmark]: Witness Printer took 2.98 ms. Allocated memory is still 1.2 GB. Free memory is still 971.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:21:53,030 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 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 360.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 517.05 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: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 302.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 971.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Witness Printer took 2.98 ms. Allocated memory is still 1.2 GB. Free memory is still 971.5 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 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * 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, 0.2s 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 [2018-12-09 15:21:54,260 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:21:54,261 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:21:54,267 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:21:54,267 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:21:54,267 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:21:54,268 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:21:54,269 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:21:54,270 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:21:54,270 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:21:54,270 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:21:54,271 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:21:54,271 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:21:54,271 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:21:54,272 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:21:54,272 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:21:54,273 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:21:54,274 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:21:54,274 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:21:54,275 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:21:54,276 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:21:54,276 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:21:54,277 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:21:54,277 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:21:54,278 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:21:54,278 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:21:54,279 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:21:54,279 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:21:54,279 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:21:54,280 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:21:54,280 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:21:54,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:21:54,280 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:21:54,280 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:21:54,281 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:21:54,281 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:21:54,281 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-12-09 15:21:54,288 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:21:54,289 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:21:54,289 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:21:54,289 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 15:21:54,290 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:21:54,290 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:21:54,290 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 15:21:54,290 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:21:54,290 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:21:54,290 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 15:21:54,290 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:21:54,290 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:21:54,290 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:21:54,290 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:21:54,291 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:21:54,291 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 15:21:54,292 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:21:54,292 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:21:54,292 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:21:54,292 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-09 15:21:54,292 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:21:54,292 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 15:21:54,292 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_cabfc8ce-3163-4c82-a0d5-2770346d3272/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 [2018-12-09 15:21:54,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:21:54,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:21:54,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:21:54,321 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:21:54,321 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:21:54,321 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-09 15:21:54,358 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data/f5bfd5a02/0ea4e5a588284d57976f48120b8583a8/FLAGf61960719 [2018-12-09 15:21:54,721 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:21:54,721 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/sv-benchmarks/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-09 15:21:54,730 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data/f5bfd5a02/0ea4e5a588284d57976f48120b8583a8/FLAGf61960719 [2018-12-09 15:21:54,738 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/bin-2019/uautomizer/data/f5bfd5a02/0ea4e5a588284d57976f48120b8583a8 [2018-12-09 15:21:54,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:21:54,740 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-09 15:21:54,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:21:54,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:21:54,743 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:21:54,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:21:54" (1/1) ... [2018-12-09 15:21:54,745 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 09.12 03:21:54, skipping insertion in model container [2018-12-09 15:21:54,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:21:54" (1/1) ... [2018-12-09 15:21:54,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:21:54,778 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:21:54,997 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:21:55,011 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:21:55,083 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:21:55,125 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:21:55,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55 WrapperNode [2018-12-09 15:21:55,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:21:55,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:21:55,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:21:55,125 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:21:55,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (1/1) ... [2018-12-09 15:21:55,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (1/1) ... [2018-12-09 15:21:55,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (1/1) ... [2018-12-09 15:21:55,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (1/1) ... [2018-12-09 15:21:55,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (1/1) ... [2018-12-09 15:21:55,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (1/1) ... [2018-12-09 15:21:55,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (1/1) ... [2018-12-09 15:21:55,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:21:55,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:21:55,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:21:55,173 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:21:55,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/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 [2018-12-09 15:21:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 15:21:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:21:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 15:21:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-09 15:21:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-09 15:21:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-09 15:21:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-09 15:21:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-09 15:21:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_16 [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-09 15:21:55,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-09 15:21:55,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-09 15:21:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-09 15:21:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-09 15:21:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-09 15:21:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-09 15:21:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-09 15:21:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-09 15:21:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-09 15:21:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-09 15:21:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-09 15:21:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-09 15:21:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-09 15:21:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-09 15:21:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-09 15:21:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_16 [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-09 15:21:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-09 15:21:55,502 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 15:21:55,751 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 15:21:55,967 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:21:55,967 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 15:21:55,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:21:55 BoogieIcfgContainer [2018-12-09 15:21:55,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:21:55,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 15:21:55,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 15:21:55,971 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 15:21:55,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:21:54" (1/3) ... [2018-12-09 15:21:55,972 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 09.12 03:21:55, skipping insertion in model container [2018-12-09 15:21:55,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:21:55" (2/3) ... [2018-12-09 15:21:55,972 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 09.12 03:21:55, skipping insertion in model container [2018-12-09 15:21:55,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:21:55" (3/3) ... [2018-12-09 15:21:55,974 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test16_2_false-valid-memtrack_true-termination.i [2018-12-09 15:21:55,982 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 15:21:55,989 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-12-09 15:21:56,002 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-12-09 15:21:56,022 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 15:21:56,022 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 15:21:56,022 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-09 15:21:56,023 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 15:21:56,023 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 15:21:56,023 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 15:21:56,023 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 15:21:56,023 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 15:21:56,023 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 15:21:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2018-12-09 15:21:56,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 15:21:56,037 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:21:56,038 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:21:56,039 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]=== [2018-12-09 15:21:56,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:21:56,042 INFO L82 PathProgramCache]: Analyzing trace with hash 380049252, now seen corresponding path program 1 times [2018-12-09 15:21:56,045 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 15:21:56,045 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/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 [2018-12-09 15:21:56,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:21:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:21:56,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 15:21:56,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:21:56,128 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 15:21:56,131 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:21:56,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 15:21:56,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:21:56,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:21:56,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:21:56,143 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 3 states. [2018-12-09 15:21:56,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:21:56,187 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2018-12-09 15:21:56,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:21:56,188 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-12-09 15:21:56,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:21:56,194 INFO L225 Difference]: With dead ends: 35 [2018-12-09 15:21:56,194 INFO L226 Difference]: Without dead ends: 23 [2018-12-09 15:21:56,195 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 [2018-12-09 15:21:56,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-12-09 15:21:56,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-12-09 15:21:56,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-12-09 15:21:56,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2018-12-09 15:21:56,216 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 16 [2018-12-09 15:21:56,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:21:56,216 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2018-12-09 15:21:56,216 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:21:56,216 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2018-12-09 15:21:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 15:21:56,217 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:21:56,217 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] [2018-12-09 15:21:56,217 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]=== [2018-12-09 15:21:56,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:21:56,217 INFO L82 PathProgramCache]: Analyzing trace with hash -959008909, now seen corresponding path program 1 times [2018-12-09 15:21:56,218 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 15:21:56,218 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cabfc8ce-3163-4c82-a0d5-2770346d3272/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 [2018-12-09 15:21:56,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:21:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:21:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:21:56,338 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 15:21:56,346 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-09 15:21:56,350 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# [2018-12-09 15:21:56,350 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# [2018-12-09 15:21:56,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:21:56 BoogieIcfgContainer [2018-12-09 15:21:56,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 15:21:56,356 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:21:56,356 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:21:56,356 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:21:56,356 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:21:55" (3/4) ... [2018-12-09 15:21:56,359 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 15:21:56,359 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:21:56,359 INFO L168 Benchmark]: Toolchain (without parser) took 1619.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 936.7 MB in the beginning and 948.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 129.0 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:56,360 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-09 15:21:56,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -177.2 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:56,361 INFO L168 Benchmark]: Boogie Preprocessor took 47.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:56,361 INFO L168 Benchmark]: RCFGBuilder took 794.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.1 MB in the end (delta: 108.0 MB). Peak memory consumption was 108.0 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:56,362 INFO L168 Benchmark]: TraceAbstraction took 387.11 ms. Allocated memory is still 1.2 GB. Free memory was 999.1 MB in the beginning and 948.2 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. [2018-12-09 15:21:56,362 INFO L168 Benchmark]: Witness Printer took 3.16 ms. Allocated memory is still 1.2 GB. Free memory is still 948.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:21:56,364 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 384.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -177.2 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 794.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.1 MB in the end (delta: 108.0 MB). Peak memory consumption was 108.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 387.11 ms. Allocated memory is still 1.2 GB. Free memory was 999.1 MB in the beginning and 948.2 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.16 ms. Allocated memory is still 1.2 GB. Free memory is still 948.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * 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, 0.3s 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, 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...