./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 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/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_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/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_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/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_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/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 0.1.23-0cd3be1 [2018-11-28 13:02:25,106 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:02:25,107 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:02:25,115 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:02:25,116 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:02:25,116 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:02:25,117 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:02:25,118 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:02:25,119 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:02:25,120 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:02:25,121 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:02:25,121 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:02:25,122 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:02:25,122 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:02:25,123 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:02:25,124 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:02:25,124 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:02:25,126 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:02:25,127 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:02:25,128 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:02:25,129 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:02:25,130 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:02:25,131 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:02:25,131 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:02:25,132 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:02:25,132 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:02:25,133 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:02:25,134 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:02:25,134 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:02:25,135 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:02:25,135 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:02:25,136 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:02:25,136 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:02:25,136 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:02:25,137 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:02:25,137 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:02:25,138 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 13:02:25,147 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:02:25,148 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:02:25,148 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:02:25,148 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:02:25,149 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:02:25,149 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:02:25,149 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:02:25,149 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:02:25,149 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:02:25,150 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 13:02:25,150 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:02:25,150 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:02:25,150 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:02:25,150 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 13:02:25,150 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 13:02:25,150 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 13:02:25,151 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:02:25,151 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:02:25,151 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:02:25,151 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:02:25,151 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:02:25,151 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:02:25,151 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:02:25,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:02:25,152 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:02:25,152 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:02:25,152 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:02:25,152 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:02:25,152 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_ecbbb1e4-660d-4f19-9248-296e302c8e98/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 [2018-11-28 13:02:25,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:02:25,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:02:25,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:02:25,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:02:25,191 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:02:25,191 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i [2018-11-28 13:02:25,237 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data/6b503bc76/39e915bf32e0475d8c334bc208955b92/FLAG2412ac3e4 [2018-11-28 13:02:25,612 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:02:25,612 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i [2018-11-28 13:02:25,623 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data/6b503bc76/39e915bf32e0475d8c334bc208955b92/FLAG2412ac3e4 [2018-11-28 13:02:25,993 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data/6b503bc76/39e915bf32e0475d8c334bc208955b92 [2018-11-28 13:02:25,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:02:25,996 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 13:02:25,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:02:25,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:02:25,999 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:02:26,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:02:25" (1/1) ... [2018-11-28 13:02:26,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4664a3e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26, skipping insertion in model container [2018-11-28 13:02:26,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:02:25" (1/1) ... [2018-11-28 13:02:26,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:02:26,036 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:02:26,312 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:02:26,324 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:02:26,373 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:02:26,423 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:02:26,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26 WrapperNode [2018-11-28 13:02:26,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:02:26,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:02:26,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:02:26,424 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:02:26,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (1/1) ... [2018-11-28 13:02:26,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (1/1) ... [2018-11-28 13:02:26,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (1/1) ... [2018-11-28 13:02:26,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (1/1) ... [2018-11-28 13:02:26,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (1/1) ... [2018-11-28 13:02:26,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (1/1) ... [2018-11-28 13:02:26,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (1/1) ... [2018-11-28 13:02:26,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:02:26,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:02:26,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:02:26,487 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:02:26,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:02:26,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 13:02:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 13:02:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:02:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 13:02:26,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 13:02:26,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 13:02:26,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 13:02:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 13:02:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 13:02:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 13:02:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 13:02:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 13:02:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 13:02:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 13:02:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 13:02:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 13:02:26,870 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 13:02:27,028 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 13:02:27,185 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:02:27,186 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 13:02:27,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:02:27 BoogieIcfgContainer [2018-11-28 13:02:27,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:02:27,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:02:27,187 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:02:27,189 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:02:27,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:02:25" (1/3) ... [2018-11-28 13:02:27,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4b3516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:02:27, skipping insertion in model container [2018-11-28 13:02:27,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:26" (2/3) ... [2018-11-28 13:02:27,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4b3516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:02:27, skipping insertion in model container [2018-11-28 13:02:27,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:02:27" (3/3) ... [2018-11-28 13:02:27,192 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test21_false-valid-memtrack_true-termination.i [2018-11-28 13:02:27,198 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:02:27,203 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-11-28 13:02:27,213 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-11-28 13:02:27,229 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:02:27,229 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:02:27,229 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 13:02:27,229 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:02:27,229 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:02:27,229 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:02:27,230 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:02:27,230 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:02:27,230 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:02:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2018-11-28 13:02:27,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 13:02:27,250 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:02:27,250 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:02:27,252 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 13:02:27,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:02:27,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1862826928, now seen corresponding path program 1 times [2018-11-28 13:02:27,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:02:27,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:02:27,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:02:27,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:02:27,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:02:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:02:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:02:27,383 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 13:02:27,393 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-11-28 13:02:27,396 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# [2018-11-28 13:02:27,396 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# [2018-11-28 13:02:27,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:02:27 BoogieIcfgContainer [2018-11-28 13:02:27,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:02:27,403 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:02:27,403 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:02:27,403 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:02:27,403 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:02:27" (3/4) ... [2018-11-28 13:02:27,406 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 13:02:27,406 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:02:27,407 INFO L168 Benchmark]: Toolchain (without parser) took 1411.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 956.0 MB in the beginning and 965.5 MB in the end (delta: -9.5 MB). Peak memory consumption was 111.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:27,408 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:02:27,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 426.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -140.0 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:27,409 INFO L168 Benchmark]: Boogie Preprocessor took 63.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:27,409 INFO L168 Benchmark]: RCFGBuilder took 699.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.7 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:27,410 INFO L168 Benchmark]: TraceAbstraction took 215.76 ms. Allocated memory is still 1.2 GB. Free memory was 988.7 MB in the beginning and 965.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:27,410 INFO L168 Benchmark]: Witness Printer took 3.64 ms. Allocated memory is still 1.2 GB. Free memory is still 965.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:02:27,413 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 426.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -140.0 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 699.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.7 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 215.76 ms. Allocated memory is still 1.2 GB. Free memory was 988.7 MB in the beginning and 965.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.64 ms. Allocated memory is still 1.2 GB. Free memory is still 965.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18 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 17 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 0.1.23-0cd3be1 [2018-11-28 13:02:28,841 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:02:28,842 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:02:28,851 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:02:28,851 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:02:28,852 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:02:28,852 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:02:28,854 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:02:28,855 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:02:28,855 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:02:28,856 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:02:28,856 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:02:28,857 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:02:28,857 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:02:28,859 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:02:28,859 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:02:28,860 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:02:28,861 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:02:28,863 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:02:28,864 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:02:28,865 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:02:28,865 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:02:28,867 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:02:28,868 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:02:28,868 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:02:28,868 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:02:28,869 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:02:28,870 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:02:28,871 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:02:28,872 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:02:28,872 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:02:28,872 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:02:28,872 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:02:28,872 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:02:28,873 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:02:28,874 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:02:28,874 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-28 13:02:28,884 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:02:28,885 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:02:28,885 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:02:28,885 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:02:28,886 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:02:28,886 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:02:28,886 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:02:28,886 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:02:28,886 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:02:28,886 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 13:02:28,887 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:02:28,887 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:02:28,887 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:02:28,887 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 13:02:28,887 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 13:02:28,887 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 13:02:28,887 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:02:28,887 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 13:02:28,888 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 13:02:28,888 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:02:28,888 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:02:28,888 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:02:28,888 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:02:28,888 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:02:28,888 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:02:28,889 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:02:28,889 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:02:28,889 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:02:28,889 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 13:02:28,889 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:02:28,889 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 13:02:28,889 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_ecbbb1e4-660d-4f19-9248-296e302c8e98/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 [2018-11-28 13:02:28,917 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:02:28,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:02:28,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:02:28,930 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:02:28,931 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:02:28,931 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i [2018-11-28 13:02:28,975 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data/a220335e7/e14401dc155c4f9da27229cbf41a0f93/FLAG352d4d9a6 [2018-11-28 13:02:29,346 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:02:29,347 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/sv-benchmarks/c/ldv-memsafety/memleaks_test21_false-valid-memtrack_true-termination.i [2018-11-28 13:02:29,358 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data/a220335e7/e14401dc155c4f9da27229cbf41a0f93/FLAG352d4d9a6 [2018-11-28 13:02:29,740 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/data/a220335e7/e14401dc155c4f9da27229cbf41a0f93 [2018-11-28 13:02:29,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:02:29,743 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 13:02:29,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:02:29,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:02:29,747 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:02:29,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:02:29" (1/1) ... [2018-11-28 13:02:29,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107497ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:29, skipping insertion in model container [2018-11-28 13:02:29,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:02:29" (1/1) ... [2018-11-28 13:02:29,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:02:29,790 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:02:30,022 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:02:30,037 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:02:30,125 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:02:30,173 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:02:30,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30 WrapperNode [2018-11-28 13:02:30,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:02:30,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:02:30,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:02:30,174 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:02:30,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (1/1) ... [2018-11-28 13:02:30,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (1/1) ... [2018-11-28 13:02:30,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (1/1) ... [2018-11-28 13:02:30,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (1/1) ... [2018-11-28 13:02:30,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (1/1) ... [2018-11-28 13:02:30,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (1/1) ... [2018-11-28 13:02:30,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (1/1) ... [2018-11-28 13:02:30,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:02:30,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:02:30,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:02:30,236 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:02:30,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:02:30,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:02:30,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:02:30,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 13:02:30,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 13:02:30,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 13:02:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 13:02:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 13:02:30,273 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 13:02:30,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 13:02:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 13:02:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 13:02:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 13:02:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 13:02:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 13:02:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 13:02:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 13:02:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 13:02:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 13:02:30,283 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 13:02:30,284 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 13:02:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 13:02:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:02:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 13:02:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 13:02:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 13:02:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 13:02:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 13:02:30,285 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 13:02:30,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 13:02:30,287 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 13:02:30,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-28 13:02:30,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-11-28 13:02:30,655 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 13:02:30,928 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 13:02:31,131 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:02:31,131 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 13:02:31,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:02:31 BoogieIcfgContainer [2018-11-28 13:02:31,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:02:31,132 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:02:31,132 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:02:31,134 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:02:31,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:02:29" (1/3) ... [2018-11-28 13:02:31,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b4b1356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:02:31, skipping insertion in model container [2018-11-28 13:02:31,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:02:30" (2/3) ... [2018-11-28 13:02:31,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b4b1356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:02:31, skipping insertion in model container [2018-11-28 13:02:31,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:02:31" (3/3) ... [2018-11-28 13:02:31,137 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test21_false-valid-memtrack_true-termination.i [2018-11-28 13:02:31,143 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:02:31,149 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 67 error locations. [2018-11-28 13:02:31,159 INFO L257 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2018-11-28 13:02:31,176 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:02:31,176 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:02:31,176 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 13:02:31,176 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:02:31,177 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:02:31,177 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:02:31,177 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:02:31,177 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:02:31,177 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:02:31,188 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2018-11-28 13:02:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 13:02:31,194 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:02:31,194 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:02:31,196 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 13:02:31,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:02:31,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1198868241, now seen corresponding path program 1 times [2018-11-28 13:02:31,204 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 13:02:31,204 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ecbbb1e4-660d-4f19-9248-296e302c8e98/bin-2019/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 13:02:31,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:02:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:02:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:02:31,404 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 13:02:31,415 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-11-28 13:02:31,423 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 13:02:31,424 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-11-28 13:02:31,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:02:31 BoogieIcfgContainer [2018-11-28 13:02:31,432 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:02:31,432 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:02:31,432 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:02:31,433 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:02:31,433 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:02:31" (3/4) ... [2018-11-28 13:02:31,437 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 13:02:31,438 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:02:31,439 INFO L168 Benchmark]: Toolchain (without parser) took 1696.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -63.7 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:31,440 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:02:31,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:31,441 INFO L168 Benchmark]: Boogie Preprocessor took 61.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:02:31,441 INFO L168 Benchmark]: RCFGBuilder took 896.13 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: 111.4 MB). Peak memory consumption was 111.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:31,442 INFO L168 Benchmark]: TraceAbstraction took 299.90 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:02:31,443 INFO L168 Benchmark]: Witness Printer took 5.38 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. [2018-11-28 13:02:31,446 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 429.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.60 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 896.13 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: 111.4 MB). Peak memory consumption was 111.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 299.90 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 5.38 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: 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, 0.2s 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...