./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_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_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/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 e4b7cfcfa6c3948b5dbd6b1b13ec55ada7526adf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/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 e4b7cfcfa6c3948b5dbd6b1b13ec55ada7526adf ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 09:44:50,148 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 09:44:50,149 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 09:44:50,158 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 09:44:50,158 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 09:44:50,159 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 09:44:50,160 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 09:44:50,161 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 09:44:50,162 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 09:44:50,163 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 09:44:50,164 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 09:44:50,164 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 09:44:50,164 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 09:44:50,165 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 09:44:50,166 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 09:44:50,166 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 09:44:50,167 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 09:44:50,168 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 09:44:50,170 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 09:44:50,171 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 09:44:50,171 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 09:44:50,172 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 09:44:50,174 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 09:44:50,174 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 09:44:50,174 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 09:44:50,175 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 09:44:50,176 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 09:44:50,176 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 09:44:50,177 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 09:44:50,178 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 09:44:50,178 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 09:44:50,178 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 09:44:50,178 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 09:44:50,179 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 09:44:50,179 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 09:44:50,180 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 09:44:50,180 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-08 09:44:50,190 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 09:44:50,190 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 09:44:50,191 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 09:44:50,191 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 09:44:50,191 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 09:44:50,191 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 09:44:50,191 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 09:44:50,192 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 09:44:50,192 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 09:44:50,192 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 09:44:50,192 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 09:44:50,192 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 09:44:50,192 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 09:44:50,192 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-08 09:44:50,192 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-08 09:44:50,192 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-08 09:44:50,193 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 09:44:50,193 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 09:44:50,193 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 09:44:50,193 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 09:44:50,193 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 09:44:50,193 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 09:44:50,193 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 09:44:50,193 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 09:44:50,194 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 09:44:50,194 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 09:44:50,194 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 09:44:50,194 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 09:44:50,194 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_36330285-8efb-4ce5-8f5d-6822ef757969/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 -> e4b7cfcfa6c3948b5dbd6b1b13ec55ada7526adf [2018-12-08 09:44:50,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 09:44:50,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 09:44:50,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 09:44:50,229 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 09:44:50,229 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 09:44:50,230 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i [2018-12-08 09:44:50,273 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data/f1da0f9e5/d5cb922c9e7149a38ae559e6969d85ea/FLAG54b5f83ce [2018-12-08 09:44:50,729 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 09:44:50,729 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i [2018-12-08 09:44:50,737 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data/f1da0f9e5/d5cb922c9e7149a38ae559e6969d85ea/FLAG54b5f83ce [2018-12-08 09:44:50,746 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data/f1da0f9e5/d5cb922c9e7149a38ae559e6969d85ea [2018-12-08 09:44:50,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 09:44:50,749 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-08 09:44:50,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 09:44:50,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 09:44:50,752 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 09:44:50,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:44:50" (1/1) ... [2018-12-08 09:44:50,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5fc0d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:50, skipping insertion in model container [2018-12-08 09:44:50,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:44:50" (1/1) ... [2018-12-08 09:44:50,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 09:44:50,779 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 09:44:51,010 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:44:51,021 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 09:44:51,053 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:44:51,084 INFO L195 MainTranslator]: Completed translation [2018-12-08 09:44:51,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51 WrapperNode [2018-12-08 09:44:51,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 09:44:51,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 09:44:51,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 09:44:51,085 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 09:44:51,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (1/1) ... [2018-12-08 09:44:51,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (1/1) ... [2018-12-08 09:44:51,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (1/1) ... [2018-12-08 09:44:51,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (1/1) ... [2018-12-08 09:44:51,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (1/1) ... [2018-12-08 09:44:51,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (1/1) ... [2018-12-08 09:44:51,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (1/1) ... [2018-12-08 09:44:51,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 09:44:51,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 09:44:51,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 09:44:51,131 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 09:44:51,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/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 [2018-12-08 09:44:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 09:44:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 09:44:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 09:44:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-08 09:44:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-08 09:44:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-08 09:44:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-08 09:44:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-08 09:44:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-08 09:44:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-08 09:44:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-08 09:44:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-08 09:44:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2018-12-08 09:44:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-08 09:44:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 09:44:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-08 09:44:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-08 09:44:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-08 09:44:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-08 09:44:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-08 09:44:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-08 09:44:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-08 09:44:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-08 09:44:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-08 09:44:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-08 09:44:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-08 09:44:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-08 09:44:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-08 09:44:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-08 09:44:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-08 09:44:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-08 09:44:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-08 09:44:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-08 09:44:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 09:44:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 09:44:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-08 09:44:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-08 09:44:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-08 09:44:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-08 09:44:51,419 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 09:44:51,535 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 09:44:51,646 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 09:44:51,646 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 09:44:51,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:44:51 BoogieIcfgContainer [2018-12-08 09:44:51,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 09:44:51,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 09:44:51,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 09:44:51,649 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 09:44:51,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 09:44:50" (1/3) ... [2018-12-08 09:44:51,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73cbb70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:44:51, skipping insertion in model container [2018-12-08 09:44:51,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:51" (2/3) ... [2018-12-08 09:44:51,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73cbb70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:44:51, skipping insertion in model container [2018-12-08 09:44:51,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:44:51" (3/3) ... [2018-12-08 09:44:51,651 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test21_false-valid-memtrack_true-termination.i [2018-12-08 09:44:51,658 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 09:44:51,663 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-12-08 09:44:51,672 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-12-08 09:44:51,687 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 09:44:51,688 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 09:44:51,688 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-08 09:44:51,688 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 09:44:51,688 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 09:44:51,688 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 09:44:51,688 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 09:44:51,688 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 09:44:51,688 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 09:44:51,699 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2018-12-08 09:44:51,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 09:44:51,705 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:44:51,705 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:44:51,707 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:44:51,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:44:51,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1862826928, now seen corresponding path program 1 times [2018-12-08 09:44:51,712 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:44:51,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:44:51,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:44:51,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:44:51,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:44:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 09:44:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 09:44:51,803 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 09:44:51,810 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-08 09:44:51,813 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-08 09:44:51,814 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-08 09:44:51,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 09:44:51 BoogieIcfgContainer [2018-12-08 09:44:51,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 09:44:51,819 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 09:44:51,819 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 09:44:51,819 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 09:44:51,820 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:44:51" (3/4) ... [2018-12-08 09:44:51,822 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 09:44:51,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 09:44:51,823 INFO L168 Benchmark]: Toolchain (without parser) took 1074.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -50.6 MB). Peak memory consumption was 115.0 MB. Max. memory is 11.5 GB. [2018-12-08 09:44:51,824 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:44:51,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-08 09:44:51,825 INFO L168 Benchmark]: Boogie Preprocessor took 45.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:44:51,825 INFO L168 Benchmark]: RCFGBuilder took 515.64 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: 107.7 MB). Peak memory consumption was 107.7 MB. Max. memory is 11.5 GB. [2018-12-08 09:44:51,825 INFO L168 Benchmark]: TraceAbstraction took 171.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2018-12-08 09:44:51,826 INFO L168 Benchmark]: Witness Printer took 3.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:44:51,827 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 335.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 515.64 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: 107.7 MB). Peak memory consumption was 107.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 171.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. 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 17 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 18 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: 1455]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1455. 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={20:0}] [L1456] CALL entry_point() VAL [ldv_global_msg_list={20:0}] [L1451] CALL, EXPR alloc_21() VAL [ldv_global_msg_list={20:0}] [L1442] CALL, EXPR ldv_malloc(sizeof(struct A21)) VAL [\old(size)=16, ldv_global_msg_list={20:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=16, \result={21:0}, ldv_global_msg_list={20:0}, malloc(size)={21:0}, size=16] [L1442] RET, EXPR ldv_malloc(sizeof(struct A21)) VAL [ldv_global_msg_list={20:0}, ldv_malloc(sizeof(struct A21))={21:0}] [L1442] struct A21 *p = (struct A21*)ldv_malloc(sizeof(struct A21)); [L1443] COND TRUE \read(*p) [L1444] return &p->dev; VAL [\result={21:4}, ldv_global_msg_list={20:0}, p={21:0}] [L1451] RET, EXPR alloc_21() VAL [alloc_21()={21:4}, ldv_global_msg_list={20:0}] [L1451] struct ldv_device *dev = alloc_21(); [L1456] RET entry_point() VAL [ldv_global_msg_list={20:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 312 locations, 67 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2018-12-08 09:44:53,150 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 09:44:53,151 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 09:44:53,158 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 09:44:53,158 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 09:44:53,158 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 09:44:53,159 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 09:44:53,160 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 09:44:53,161 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 09:44:53,161 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 09:44:53,161 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 09:44:53,161 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 09:44:53,162 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 09:44:53,162 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 09:44:53,163 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 09:44:53,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 09:44:53,164 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 09:44:53,164 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 09:44:53,166 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 09:44:53,167 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 09:44:53,167 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 09:44:53,168 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 09:44:53,169 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 09:44:53,169 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 09:44:53,169 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 09:44:53,170 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 09:44:53,170 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 09:44:53,171 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 09:44:53,171 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 09:44:53,172 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 09:44:53,172 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 09:44:53,173 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 09:44:53,173 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 09:44:53,173 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 09:44:53,174 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 09:44:53,174 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 09:44:53,174 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-12-08 09:44:53,183 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 09:44:53,184 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 09:44:53,184 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 09:44:53,184 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 09:44:53,185 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 09:44:53,185 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 09:44:53,185 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 09:44:53,186 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 09:44:53,186 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 09:44:53,186 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 09:44:53,186 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 09:44:53,186 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 09:44:53,186 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 09:44:53,186 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-08 09:44:53,187 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-08 09:44:53,187 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-08 09:44:53,187 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 09:44:53,187 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 09:44:53,187 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 09:44:53,187 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 09:44:53,187 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 09:44:53,188 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 09:44:53,188 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 09:44:53,188 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 09:44:53,188 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 09:44:53,188 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 09:44:53,188 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 09:44:53,189 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 09:44:53,189 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 09:44:53,189 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 09:44:53,189 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 09:44:53,189 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_36330285-8efb-4ce5-8f5d-6822ef757969/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 -> e4b7cfcfa6c3948b5dbd6b1b13ec55ada7526adf [2018-12-08 09:44:53,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 09:44:53,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 09:44:53,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 09:44:53,223 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 09:44:53,223 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 09:44:53,223 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i [2018-12-08 09:44:53,257 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data/02693dfd2/1ba2e77c79dc4a438307f551f2c79d5c/FLAG6fa27a771 [2018-12-08 09:44:53,699 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 09:44:53,699 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i [2018-12-08 09:44:53,707 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data/02693dfd2/1ba2e77c79dc4a438307f551f2c79d5c/FLAG6fa27a771 [2018-12-08 09:44:53,715 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/bin-2019/uautomizer/data/02693dfd2/1ba2e77c79dc4a438307f551f2c79d5c [2018-12-08 09:44:53,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 09:44:53,717 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-08 09:44:53,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 09:44:53,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 09:44:53,720 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 09:44:53,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:44:53" (1/1) ... [2018-12-08 09:44:53,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d255691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:53, skipping insertion in model container [2018-12-08 09:44:53,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:44:53" (1/1) ... [2018-12-08 09:44:53,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 09:44:53,750 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 09:44:53,940 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:44:53,989 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 09:44:54,025 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:44:54,059 INFO L195 MainTranslator]: Completed translation [2018-12-08 09:44:54,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54 WrapperNode [2018-12-08 09:44:54,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 09:44:54,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 09:44:54,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 09:44:54,060 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 09:44:54,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (1/1) ... [2018-12-08 09:44:54,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (1/1) ... [2018-12-08 09:44:54,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (1/1) ... [2018-12-08 09:44:54,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (1/1) ... [2018-12-08 09:44:54,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (1/1) ... [2018-12-08 09:44:54,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (1/1) ... [2018-12-08 09:44:54,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (1/1) ... [2018-12-08 09:44:54,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 09:44:54,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 09:44:54,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 09:44:54,105 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 09:44:54,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/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 [2018-12-08 09:44:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 09:44:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 09:44:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 09:44:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-08 09:44:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-08 09:44:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2018-12-08 09:44:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-08 09:44:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 09:44:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-08 09:44:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-08 09:44:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-08 09:44:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-08 09:44:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-08 09:44:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-08 09:44:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-08 09:44:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-08 09:44:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-08 09:44:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-08 09:44:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-08 09:44:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-08 09:44:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 09:44:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-08 09:44:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-08 09:44:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-08 09:44:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-08 09:44:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-08 09:44:54,410 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 09:44:54,671 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 09:44:54,899 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 09:44:54,900 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 09:44:54,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:44:54 BoogieIcfgContainer [2018-12-08 09:44:54,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 09:44:54,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 09:44:54,900 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 09:44:54,902 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 09:44:54,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 09:44:53" (1/3) ... [2018-12-08 09:44:54,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60db886b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:44:54, skipping insertion in model container [2018-12-08 09:44:54,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:44:54" (2/3) ... [2018-12-08 09:44:54,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60db886b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:44:54, skipping insertion in model container [2018-12-08 09:44:54,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:44:54" (3/3) ... [2018-12-08 09:44:54,905 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test21_false-valid-memtrack_true-termination.i [2018-12-08 09:44:54,911 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 09:44:54,916 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-12-08 09:44:54,925 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-12-08 09:44:54,940 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 09:44:54,940 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 09:44:54,940 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-08 09:44:54,940 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 09:44:54,940 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 09:44:54,940 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 09:44:54,940 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 09:44:54,941 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 09:44:54,941 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 09:44:54,950 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2018-12-08 09:44:54,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 09:44:54,955 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:44:54,956 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:44:54,957 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 09:44:54,960 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:44:54,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1198868241, now seen corresponding path program 1 times [2018-12-08 09:44:54,963 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-08 09:44:54,963 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36330285-8efb-4ce5-8f5d-6822ef757969/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 [2018-12-08 09:44:54,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:44:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 09:44:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 09:44:55,088 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 09:44:55,098 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-08 09:44:55,102 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# [2018-12-08 09:44:55,103 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# [2018-12-08 09:44:55,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 09:44:55 BoogieIcfgContainer [2018-12-08 09:44:55,110 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 09:44:55,110 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 09:44:55,111 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 09:44:55,111 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 09:44:55,111 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:44:54" (3/4) ... [2018-12-08 09:44:55,115 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 09:44:55,115 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 09:44:55,115 INFO L168 Benchmark]: Toolchain (without parser) took 1398.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.4 MB in the beginning and 969.3 MB in the end (delta: -29.9 MB). Peak memory consumption was 111.6 MB. Max. memory is 11.5 GB. [2018-12-08 09:44:55,117 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-12-08 09:44:55,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-12-08 09:44:55,118 INFO L168 Benchmark]: Boogie Preprocessor took 44.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:44:55,118 INFO L168 Benchmark]: RCFGBuilder took 794.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.0 MB in the end (delta: 113.7 MB). Peak memory consumption was 113.7 MB. Max. memory is 11.5 GB. [2018-12-08 09:44:55,118 INFO L168 Benchmark]: TraceAbstraction took 209.69 ms. Allocated memory is still 1.2 GB. Free memory was 995.0 MB in the beginning and 969.3 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2018-12-08 09:44:55,119 INFO L168 Benchmark]: Witness Printer took 4.36 ms. Allocated memory is still 1.2 GB. Free memory is still 969.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:44:55,121 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 341.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 794.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.0 MB in the end (delta: 113.7 MB). Peak memory consumption was 113.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 209.69 ms. Allocated memory is still 1.2 GB. Free memory was 995.0 MB in the beginning and 969.3 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.36 ms. Allocated memory is still 1.2 GB. Free memory is still 969.3 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: 1455]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1455. 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={-2147483384:0}] [L1456] CALL entry_point() VAL [ldv_global_msg_list={-2147483384:0}] [L1451] CALL, EXPR alloc_21() VAL [ldv_global_msg_list={-2147483384:0}] [L1442] CALL, EXPR ldv_malloc(sizeof(struct A21)) VAL [\old(size)=16, ldv_global_msg_list={-2147483384:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=16, \result={264:0}, ldv_global_msg_list={-2147483384:0}, malloc(size)={264:0}, size=16] [L1442] RET, EXPR ldv_malloc(sizeof(struct A21)) VAL [ldv_global_msg_list={-2147483384:0}, ldv_malloc(sizeof(struct A21))={264:0}] [L1442] struct A21 *p = (struct A21*)ldv_malloc(sizeof(struct A21)); [L1443] COND TRUE \read(*p) [L1444] return &p->dev; VAL [\result={264:4}, ldv_global_msg_list={-2147483384:0}, p={264:0}] [L1451] RET, EXPR alloc_21() VAL [alloc_21()={264:4}, ldv_global_msg_list={-2147483384:0}] [L1451] struct ldv_device *dev = alloc_21(); [L1456] RET entry_point() VAL [ldv_global_msg_list={-2147483384:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 311 locations, 67 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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...