./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b6b92b9f848445aceba527387fce4d09a311e956 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b6b92b9f848445aceba527387fce4d09a311e956 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 18:23:41,168 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 18:23:41,170 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 18:23:41,182 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 18:23:41,183 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 18:23:41,184 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 18:23:41,186 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 18:23:41,188 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 18:23:41,190 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 18:23:41,191 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 18:23:41,192 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 18:23:41,192 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 18:23:41,193 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 18:23:41,194 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 18:23:41,196 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 18:23:41,197 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 18:23:41,197 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 18:23:41,200 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 18:23:41,202 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 18:23:41,204 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 18:23:41,205 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 18:23:41,206 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 18:23:41,210 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 18:23:41,210 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 18:23:41,210 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 18:23:41,212 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 18:23:41,213 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 18:23:41,214 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 18:23:41,215 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 18:23:41,216 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 18:23:41,217 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 18:23:41,217 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 18:23:41,218 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 18:23:41,218 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 18:23:41,219 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 18:23:41,221 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 18:23:41,221 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-01 18:23:41,247 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 18:23:41,247 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 18:23:41,249 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 18:23:41,249 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 18:23:41,249 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 18:23:41,251 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 18:23:41,251 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 18:23:41,251 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 18:23:41,252 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 18:23:41,252 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 18:23:41,252 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 18:23:41,252 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 18:23:41,252 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 18:23:41,252 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 18:23:41,254 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 18:23:41,254 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 18:23:41,254 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 18:23:41,254 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 18:23:41,255 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 18:23:41,255 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 18:23:41,255 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 18:23:41,255 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:23:41,255 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 18:23:41,256 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 18:23:41,258 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 18:23:41,258 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 18:23:41,259 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6b92b9f848445aceba527387fce4d09a311e956 [2019-01-01 18:23:41,320 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 18:23:41,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 18:23:41,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 18:23:41,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 18:23:41,346 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 18:23:41,346 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2019-01-01 18:23:41,423 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029e8c898/e1e47cd05af942a9a7c1d28528522792/FLAGc4ae5b8dc [2019-01-01 18:23:41,953 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 18:23:41,954 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2019-01-01 18:23:41,980 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029e8c898/e1e47cd05af942a9a7c1d28528522792/FLAGc4ae5b8dc [2019-01-01 18:23:42,229 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029e8c898/e1e47cd05af942a9a7c1d28528522792 [2019-01-01 18:23:42,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 18:23:42,234 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 18:23:42,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 18:23:42,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 18:23:42,239 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 18:23:42,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:23:42" (1/1) ... [2019-01-01 18:23:42,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ced30aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:42, skipping insertion in model container [2019-01-01 18:23:42,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:23:42" (1/1) ... [2019-01-01 18:23:42,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 18:23:42,311 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 18:23:42,778 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:23:42,807 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 18:23:43,023 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:23:43,128 INFO L195 MainTranslator]: Completed translation [2019-01-01 18:23:43,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43 WrapperNode [2019-01-01 18:23:43,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 18:23:43,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 18:23:43,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 18:23:43,131 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 18:23:43,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (1/1) ... [2019-01-01 18:23:43,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (1/1) ... [2019-01-01 18:23:43,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (1/1) ... [2019-01-01 18:23:43,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (1/1) ... [2019-01-01 18:23:43,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (1/1) ... [2019-01-01 18:23:43,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (1/1) ... [2019-01-01 18:23:43,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (1/1) ... [2019-01-01 18:23:43,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 18:23:43,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 18:23:43,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 18:23:43,242 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 18:23:43,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 18:23:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-01 18:23:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 18:23:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:23:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-01 18:23:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-01 18:23:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-01 18:23:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-01 18:23:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-01 18:23:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-01 18:23:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:23:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-01 18:23:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-01 18:23:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-01 18:23:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-01 18:23:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-01 18:23:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-01 18:23:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-01 18:23:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-01 18:23:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-01 18:23:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-01 18:23:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-01 18:23:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-01 18:23:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-01 18:23:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-01 18:23:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-01 18:23:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-01 18:23:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-01 18:23:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-01 18:23:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-01 18:23:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-01 18:23:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-01 18:23:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-01 18:23:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-01 18:23:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-01 18:23:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-01 18:23:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-01 18:23:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-01 18:23:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-01 18:23:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_16 [2019-01-01 18:23:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-01 18:23:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-01 18:23:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-01 18:23:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-01 18:23:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-01 18:23:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-01 18:23:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-01 18:23:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-01 18:23:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-01 18:23:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-01 18:23:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-01 18:23:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-01 18:23:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-01 18:23:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-01 18:23:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-01 18:23:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-01 18:23:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-01 18:23:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-01 18:23:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-01 18:23:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-01 18:23:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-01 18:23:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-01 18:23:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-01 18:23:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-01 18:23:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-01 18:23:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-01 18:23:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-01 18:23:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-01 18:23:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-01 18:23:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-01 18:23:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-01 18:23:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-01 18:23:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-01 18:23:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-01 18:23:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-01 18:23:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-01 18:23:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-01 18:23:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-01 18:23:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-01 18:23:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-01 18:23:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-01 18:23:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-01 18:23:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-01 18:23:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-01 18:23:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-01 18:23:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-01 18:23:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-01 18:23:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-01 18:23:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-01 18:23:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-01 18:23:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-01 18:23:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-01 18:23:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-01 18:23:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-01 18:23:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-01 18:23:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-01 18:23:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-01 18:23:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-01 18:23:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-01 18:23:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-01 18:23:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-01 18:23:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-01 18:23:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-01 18:23:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-01 18:23:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-01 18:23:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-01 18:23:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-01 18:23:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-01 18:23:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-01 18:23:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-01 18:23:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-01 18:23:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-01 18:23:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-01 18:23:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-01 18:23:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-01 18:23:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-01 18:23:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-01 18:23:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-01 18:23:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-01 18:23:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-01 18:23:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-01 18:23:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-01 18:23:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-01 18:23:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-01 18:23:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-01 18:23:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-01 18:23:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-01 18:23:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-01 18:23:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-01 18:23:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-01 18:23:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-01 18:23:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-01 18:23:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-01 18:23:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-01 18:23:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-01 18:23:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-01 18:23:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-01 18:23:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-01 18:23:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-01 18:23:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-01 18:23:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-01 18:23:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-01 18:23:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-01 18:23:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-01 18:23:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-01 18:23:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-01 18:23:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-01 18:23:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-01 18:23:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-01 18:23:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-01 18:23:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-01 18:23:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-01 18:23:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-01 18:23:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-01 18:23:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-01 18:23:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 18:23:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-01 18:23:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-01 18:23:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:23:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-01 18:23:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-01 18:23:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-01 18:23:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-01 18:23:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-01 18:23:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-01 18:23:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-01 18:23:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-01 18:23:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-01 18:23:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-01 18:23:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-01 18:23:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 18:23:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-01 18:23:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-01 18:23:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-01 18:23:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-01 18:23:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-01 18:23:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-01 18:23:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-01 18:23:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-01 18:23:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-01 18:23:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-01 18:23:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-01 18:23:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-01 18:23:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-01 18:23:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-01 18:23:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-01 18:23:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_16 [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-01 18:23:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-01 18:23:43,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-01 18:23:43,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-01 18:23:44,094 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:23:44,884 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:23:45,393 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 18:23:45,393 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-01 18:23:45,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:23:45 BoogieIcfgContainer [2019-01-01 18:23:45,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 18:23:45,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 18:23:45,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 18:23:45,398 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 18:23:45,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 06:23:42" (1/3) ... [2019-01-01 18:23:45,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ca812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:23:45, skipping insertion in model container [2019-01-01 18:23:45,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:43" (2/3) ... [2019-01-01 18:23:45,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ca812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:23:45, skipping insertion in model container [2019-01-01 18:23:45,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:23:45" (3/3) ... [2019-01-01 18:23:45,402 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test16_2_false-valid-memtrack_true-termination.i [2019-01-01 18:23:45,410 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 18:23:45,418 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-01 18:23:45,436 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-01 18:23:45,463 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 18:23:45,464 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 18:23:45,464 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-01 18:23:45,464 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 18:23:45,464 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 18:23:45,465 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 18:23:45,465 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 18:23:45,465 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 18:23:45,465 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 18:23:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2019-01-01 18:23:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-01 18:23:45,495 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:23:45,496 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:23:45,498 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:23:45,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:23:45,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1238620472, now seen corresponding path program 1 times [2019-01-01 18:23:45,506 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:23:45,506 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:23:45,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:23:45,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:23:45,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:23:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:23:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:23:45,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:23:45,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-01 18:23:45,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-01 18:23:45,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-01 18:23:45,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:23:45,743 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 3 states. [2019-01-01 18:23:46,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:23:46,039 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2019-01-01 18:23:46,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-01 18:23:46,042 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-01-01 18:23:46,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:23:46,054 INFO L225 Difference]: With dead ends: 35 [2019-01-01 18:23:46,055 INFO L226 Difference]: Without dead ends: 23 [2019-01-01 18:23:46,058 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:23:46,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-01-01 18:23:46,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-01-01 18:23:46,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-01-01 18:23:46,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2019-01-01 18:23:46,103 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 16 [2019-01-01 18:23:46,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:23:46,103 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2019-01-01 18:23:46,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-01 18:23:46,104 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2019-01-01 18:23:46,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-01 18:23:46,105 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:23:46,105 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:23:46,106 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:23:46,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:23:46,106 INFO L82 PathProgramCache]: Analyzing trace with hash 2133158661, now seen corresponding path program 1 times [2019-01-01 18:23:46,106 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:23:46,106 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:23:46,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:23:46,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:23:46,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:23:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:23:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:23:46,198 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-01 18:23:46,214 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-01 18:23:46,220 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:23:46,221 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:23:46,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 06:23:46 BoogieIcfgContainer [2019-01-01 18:23:46,232 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 18:23:46,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 18:23:46,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 18:23:46,232 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 18:23:46,233 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:23:45" (3/4) ... [2019-01-01 18:23:46,237 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 18:23:46,238 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 18:23:46,238 INFO L168 Benchmark]: Toolchain (without parser) took 4005.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 942.0 MB in the beginning and 963.5 MB in the end (delta: -21.5 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:46,241 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:23:46,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 893.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:46,243 INFO L168 Benchmark]: Boogie Preprocessor took 111.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:46,244 INFO L168 Benchmark]: RCFGBuilder took 2152.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 990.8 MB in the end (delta: 100.4 MB). Peak memory consumption was 100.4 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:46,245 INFO L168 Benchmark]: TraceAbstraction took 837.14 ms. Allocated memory is still 1.2 GB. Free memory was 990.8 MB in the beginning and 963.5 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:46,246 INFO L168 Benchmark]: Witness Printer took 5.53 ms. Allocated memory is still 1.2 GB. Free memory is still 963.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:23:46,254 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 893.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 111.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2152.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 990.8 MB in the end (delta: 100.4 MB). Peak memory consumption was 100.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 837.14 ms. Allocated memory is still 1.2 GB. Free memory was 990.8 MB in the beginning and 963.5 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Witness Printer took 5.53 ms. Allocated memory is still 1.2 GB. Free memory is still 963.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1453]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1453. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-1:0}] [L1454] CALL entry_point() VAL [ldv_global_msg_list={-1:0}] [L1448] int condition = __VERIFIER_nondet_int(); [L1449] CALL, EXPR alloc_16(condition) VAL [\old(condition)=1, ldv_global_msg_list={-1:0}] [L1440] COND TRUE \read(condition) VAL [\old(condition)=1, condition=1, ldv_global_msg_list={-1:0}] [L1441] CALL, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(size)=4, ldv_global_msg_list={-1:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=4, \result={1:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, size=4] [L1441] RET, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(condition)=1, condition=1, ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(struct A16))={1:0}] [L1441] struct A16 *p = (struct A16 *)ldv_malloc(sizeof(struct A16)); [L1442] return p; VAL [\old(condition)=1, \result={1:0}, condition=1, ldv_global_msg_list={-1:0}, p={1:0}] [L1449] RET, EXPR alloc_16(condition) VAL [alloc_16(condition)={1:0}, condition=1, ldv_global_msg_list={-1:0}] [L1449] struct A16 *p = alloc_16(condition); [L1454] RET entry_point() VAL [ldv_global_msg_list={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 322 locations, 71 error locations. UNSAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 24 SDtfs, 6 SDslu, 8 SDs, 0 SdLazy, 13 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2019-01-01 18:23:48,668 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 18:23:48,672 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 18:23:48,694 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 18:23:48,694 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 18:23:48,695 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 18:23:48,696 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 18:23:48,698 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 18:23:48,700 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 18:23:48,700 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 18:23:48,701 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 18:23:48,702 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 18:23:48,702 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 18:23:48,703 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 18:23:48,705 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 18:23:48,705 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 18:23:48,706 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 18:23:48,708 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 18:23:48,710 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 18:23:48,712 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 18:23:48,713 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 18:23:48,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 18:23:48,717 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 18:23:48,718 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 18:23:48,718 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 18:23:48,719 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 18:23:48,720 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 18:23:48,721 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 18:23:48,721 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 18:23:48,723 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 18:23:48,723 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 18:23:48,724 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 18:23:48,724 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 18:23:48,724 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 18:23:48,725 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 18:23:48,726 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 18:23:48,727 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-01 18:23:48,743 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 18:23:48,743 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 18:23:48,745 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 18:23:48,745 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 18:23:48,745 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 18:23:48,746 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 18:23:48,746 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 18:23:48,746 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 18:23:48,746 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 18:23:48,746 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 18:23:48,747 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 18:23:48,747 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 18:23:48,747 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 18:23:48,747 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 18:23:48,747 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 18:23:48,748 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-01 18:23:48,748 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-01 18:23:48,748 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 18:23:48,748 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 18:23:48,748 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 18:23:48,749 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 18:23:48,749 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 18:23:48,749 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 18:23:48,749 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:23:48,749 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 18:23:48,750 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 18:23:48,750 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-01 18:23:48,750 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 18:23:48,750 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-01 18:23:48,750 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6b92b9f848445aceba527387fce4d09a311e956 [2019-01-01 18:23:48,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 18:23:48,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 18:23:48,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 18:23:48,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 18:23:48,818 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 18:23:48,819 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2019-01-01 18:23:48,880 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84592201a/8c8f2ab13ab24d6aa5ff3fd741390a2a/FLAG3883af09b [2019-01-01 18:23:49,450 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 18:23:49,451 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test16_2_false-valid-memtrack_true-termination.i [2019-01-01 18:23:49,471 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84592201a/8c8f2ab13ab24d6aa5ff3fd741390a2a/FLAG3883af09b [2019-01-01 18:23:49,678 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84592201a/8c8f2ab13ab24d6aa5ff3fd741390a2a [2019-01-01 18:23:49,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 18:23:49,683 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 18:23:49,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 18:23:49,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 18:23:49,688 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 18:23:49,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:23:49" (1/1) ... [2019-01-01 18:23:49,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0adfdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:49, skipping insertion in model container [2019-01-01 18:23:49,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:23:49" (1/1) ... [2019-01-01 18:23:49,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 18:23:49,760 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 18:23:50,204 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:23:50,228 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 18:23:50,408 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:23:50,521 INFO L195 MainTranslator]: Completed translation [2019-01-01 18:23:50,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50 WrapperNode [2019-01-01 18:23:50,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 18:23:50,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 18:23:50,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 18:23:50,524 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 18:23:50,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (1/1) ... [2019-01-01 18:23:50,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (1/1) ... [2019-01-01 18:23:50,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (1/1) ... [2019-01-01 18:23:50,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (1/1) ... [2019-01-01 18:23:50,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (1/1) ... [2019-01-01 18:23:50,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (1/1) ... [2019-01-01 18:23:50,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (1/1) ... [2019-01-01 18:23:50,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 18:23:50,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 18:23:50,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 18:23:50,636 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 18:23:50,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 18:23:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-01 18:23:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 18:23:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:23:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-01 18:23:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-01 18:23:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-01 18:23:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-01 18:23:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-01 18:23:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-01 18:23:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:23:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-01 18:23:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-01 18:23:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-01 18:23:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-01 18:23:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-01 18:23:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-01 18:23:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-01 18:23:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-01 18:23:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-01 18:23:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-01 18:23:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-01 18:23:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-01 18:23:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-01 18:23:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-01 18:23:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-01 18:23:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-01 18:23:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-01 18:23:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-01 18:23:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-01 18:23:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-01 18:23:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-01 18:23:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-01 18:23:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-01 18:23:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-01 18:23:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-01 18:23:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-01 18:23:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-01 18:23:50,702 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-01 18:23:50,702 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_16 [2019-01-01 18:23:50,702 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-01 18:23:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-01 18:23:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-01 18:23:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-01 18:23:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-01 18:23:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-01 18:23:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-01 18:23:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-01 18:23:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-01 18:23:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-01 18:23:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-01 18:23:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-01 18:23:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-01 18:23:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-01 18:23:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-01 18:23:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-01 18:23:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-01 18:23:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-01 18:23:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-01 18:23:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-01 18:23:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-01 18:23:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-01 18:23:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-01 18:23:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-01 18:23:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-01 18:23:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-01 18:23:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-01 18:23:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-01 18:23:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-01 18:23:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-01 18:23:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-01 18:23:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-01 18:23:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-01 18:23:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-01 18:23:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-01 18:23:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-01 18:23:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-01 18:23:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-01 18:23:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-01 18:23:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-01 18:23:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-01 18:23:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-01 18:23:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-01 18:23:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-01 18:23:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-01 18:23:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-01 18:23:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-01 18:23:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-01 18:23:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-01 18:23:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-01 18:23:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-01 18:23:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-01 18:23:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-01 18:23:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-01 18:23:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-01 18:23:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-01 18:23:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-01 18:23:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-01 18:23:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-01 18:23:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-01 18:23:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-01 18:23:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-01 18:23:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-01 18:23:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-01 18:23:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-01 18:23:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-01 18:23:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-01 18:23:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-01 18:23:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-01 18:23:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-01 18:23:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-01 18:23:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-01 18:23:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-01 18:23:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-01 18:23:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-01 18:23:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-01 18:23:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-01 18:23:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-01 18:23:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-01 18:23:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-01 18:23:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-01 18:23:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-01 18:23:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-01 18:23:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-01 18:23:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-01 18:23:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-01 18:23:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-01 18:23:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-01 18:23:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-01 18:23:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-01 18:23:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-01 18:23:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-01 18:23:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-01 18:23:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-01 18:23:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-01 18:23:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-01 18:23:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-01 18:23:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-01 18:23:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-01 18:23:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-01 18:23:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-01 18:23:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-01 18:23:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-01 18:23:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-01 18:23:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-01 18:23:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-01 18:23:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-01 18:23:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-01 18:23:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-01 18:23:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-01 18:23:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-01 18:23:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-01 18:23:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-01 18:23:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-01 18:23:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-01 18:23:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 18:23:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-01 18:23:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-01 18:23:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:23:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-01 18:23:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-01 18:23:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-01 18:23:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-01 18:23:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-01 18:23:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-01 18:23:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-01 18:23:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-01 18:23:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-01 18:23:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-01 18:23:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-01 18:23:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 18:23:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-01 18:23:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-01 18:23:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-01 18:23:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-01 18:23:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-01 18:23:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-01 18:23:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-01 18:23:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-01 18:23:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-01 18:23:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-01 18:23:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-01 18:23:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-01 18:23:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-01 18:23:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-01 18:23:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-01 18:23:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-01 18:23:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_16 [2019-01-01 18:23:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-01 18:23:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-01 18:23:51,582 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:23:52,594 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:23:53,582 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 18:23:53,583 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-01 18:23:53,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:23:53 BoogieIcfgContainer [2019-01-01 18:23:53,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 18:23:53,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 18:23:53,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 18:23:53,589 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 18:23:53,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 06:23:49" (1/3) ... [2019-01-01 18:23:53,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9c2404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:23:53, skipping insertion in model container [2019-01-01 18:23:53,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:23:50" (2/3) ... [2019-01-01 18:23:53,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9c2404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:23:53, skipping insertion in model container [2019-01-01 18:23:53,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:23:53" (3/3) ... [2019-01-01 18:23:53,594 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test16_2_false-valid-memtrack_true-termination.i [2019-01-01 18:23:53,603 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 18:23:53,613 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-01 18:23:53,629 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-01 18:23:53,653 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 18:23:53,654 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 18:23:53,654 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-01 18:23:53,654 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 18:23:53,654 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 18:23:53,654 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 18:23:53,655 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 18:23:53,655 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 18:23:53,655 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 18:23:53,673 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2019-01-01 18:23:53,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-01 18:23:53,684 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:23:53,686 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:23:53,688 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:23:53,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:23:53,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1058768280, now seen corresponding path program 1 times [2019-01-01 18:23:53,700 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-01 18:23:53,700 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 18:23:53,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:23:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:23:53,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 18:23:53,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:23:53,904 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2019-01-01 18:23:53,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:23:53,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-01 18:23:53,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-01 18:23:53,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-01 18:23:53,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:23:53,939 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 3 states. [2019-01-01 18:23:54,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:23:54,143 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2019-01-01 18:23:54,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-01 18:23:54,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-01-01 18:23:54,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:23:54,157 INFO L225 Difference]: With dead ends: 35 [2019-01-01 18:23:54,157 INFO L226 Difference]: Without dead ends: 23 [2019-01-01 18:23:54,160 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:23:54,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-01-01 18:23:54,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-01-01 18:23:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-01-01 18:23:54,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2019-01-01 18:23:54,204 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 16 [2019-01-01 18:23:54,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:23:54,205 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2019-01-01 18:23:54,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-01 18:23:54,206 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2019-01-01 18:23:54,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-01 18:23:54,207 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:23:54,207 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:23:54,209 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:23:54,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:23:54,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1789584487, now seen corresponding path program 1 times [2019-01-01 18:23:54,210 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-01 18:23:54,210 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-01 18:23:54,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:23:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:23:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:23:54,488 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-01 18:23:54,504 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-01 18:23:54,511 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# [2019-01-01 18:23:54,511 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# [2019-01-01 18:23:54,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 06:23:54 BoogieIcfgContainer [2019-01-01 18:23:54,522 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 18:23:54,522 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 18:23:54,522 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 18:23:54,523 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 18:23:54,523 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:23:53" (3/4) ... [2019-01-01 18:23:54,529 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 18:23:54,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 18:23:54,530 INFO L168 Benchmark]: Toolchain (without parser) took 4847.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 946.0 MB in the beginning and 911.2 MB in the end (delta: 34.8 MB). Peak memory consumption was 137.1 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:54,533 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:23:54,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 839.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -127.1 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:54,536 INFO L168 Benchmark]: Boogie Preprocessor took 111.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:54,537 INFO L168 Benchmark]: RCFGBuilder took 2947.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 963.5 MB in the end (delta: 102.5 MB). Peak memory consumption was 102.5 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:54,538 INFO L168 Benchmark]: TraceAbstraction took 937.17 ms. Allocated memory is still 1.1 GB. Free memory was 963.5 MB in the beginning and 911.2 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. [2019-01-01 18:23:54,539 INFO L168 Benchmark]: Witness Printer took 6.70 ms. Allocated memory is still 1.1 GB. Free memory is still 911.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:23:54,544 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 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 839.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -127.1 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 111.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2947.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 963.5 MB in the end (delta: 102.5 MB). Peak memory consumption was 102.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 937.17 ms. Allocated memory is still 1.1 GB. Free memory was 963.5 MB in the beginning and 911.2 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. * Witness Printer took 6.70 ms. Allocated memory is still 1.1 GB. Free memory is still 911.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1453]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1453. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-2147483647:0}] [L1454] CALL entry_point() VAL [ldv_global_msg_list={-2147483647:0}] [L1448] int condition = __VERIFIER_nondet_int(); [L1449] CALL, EXPR alloc_16(condition) VAL [\old(condition)=1, ldv_global_msg_list={-2147483647:0}] [L1440] COND TRUE \read(condition) VAL [\old(condition)=1, condition=1, ldv_global_msg_list={-2147483647:0}] [L1441] CALL, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(size)=4, ldv_global_msg_list={-2147483647:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=4, \result={1:0}, ldv_global_msg_list={-2147483647:0}, malloc(size)={1:0}, size=4] [L1441] RET, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(condition)=1, condition=1, ldv_global_msg_list={-2147483647:0}, ldv_malloc(sizeof(struct A16))={1:0}] [L1441] struct A16 *p = (struct A16 *)ldv_malloc(sizeof(struct A16)); [L1442] return p; VAL [\old(condition)=1, \result={1:0}, condition=1, ldv_global_msg_list={-2147483647:0}, p={1:0}] [L1449] RET, EXPR alloc_16(condition) VAL [alloc_16(condition)={1:0}, condition=1, ldv_global_msg_list={-2147483647:0}] [L1449] struct A16 *p = alloc_16(condition); [L1454] RET entry_point() VAL [ldv_global_msg_list={-2147483647:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 321 locations, 71 error locations. UNSAFE Result, 0.8s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 24 SDtfs, 6 SDslu, 8 SDs, 0 SdLazy, 13 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 57 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...