./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test8_true-valid-memsafety_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_test8_true-valid-memsafety_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 4662583c594beb423b258ea562778b2db7ade5d4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 18:37:56,239 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 18:37:56,241 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 18:37:56,256 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 18:37:56,257 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 18:37:56,258 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 18:37:56,260 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 18:37:56,262 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 18:37:56,264 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 18:37:56,265 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 18:37:56,265 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 18:37:56,266 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 18:37:56,267 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 18:37:56,268 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 18:37:56,269 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 18:37:56,270 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 18:37:56,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 18:37:56,273 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 18:37:56,275 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 18:37:56,277 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 18:37:56,278 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 18:37:56,280 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 18:37:56,282 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 18:37:56,283 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 18:37:56,283 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 18:37:56,284 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 18:37:56,285 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 18:37:56,286 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 18:37:56,287 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 18:37:56,289 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 18:37:56,289 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 18:37:56,290 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 18:37:56,290 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 18:37:56,290 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 18:37:56,291 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 18:37:56,293 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 18:37:56,293 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-01 18:37:56,316 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 18:37:56,317 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 18:37:56,318 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 18:37:56,319 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 18:37:56,319 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 18:37:56,319 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 18:37:56,319 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 18:37:56,319 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 18:37:56,319 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 18:37:56,320 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 18:37:56,320 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 18:37:56,320 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 18:37:56,320 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 18:37:56,320 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 18:37:56,321 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 18:37:56,322 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 18:37:56,322 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 18:37:56,322 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 18:37:56,323 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 18:37:56,323 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 18:37:56,323 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 18:37:56,323 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:37:56,324 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 18:37:56,324 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 18:37:56,324 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 18:37:56,324 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 18:37:56,324 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 -> 4662583c594beb423b258ea562778b2db7ade5d4 [2019-01-01 18:37:56,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 18:37:56,394 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 18:37:56,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 18:37:56,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 18:37:56,403 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 18:37:56,404 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test8_true-valid-memsafety_true-termination.i [2019-01-01 18:37:56,470 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2404f4f0/133898b0f6d04db2a63931333a95ac17/FLAG13543a0e0 [2019-01-01 18:37:57,079 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 18:37:57,080 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test8_true-valid-memsafety_true-termination.i [2019-01-01 18:37:57,111 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2404f4f0/133898b0f6d04db2a63931333a95ac17/FLAG13543a0e0 [2019-01-01 18:37:57,329 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2404f4f0/133898b0f6d04db2a63931333a95ac17 [2019-01-01 18:37:57,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 18:37:57,335 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 18:37:57,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 18:37:57,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 18:37:57,345 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 18:37:57,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:37:57" (1/1) ... [2019-01-01 18:37:57,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@736983c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:57, skipping insertion in model container [2019-01-01 18:37:57,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:37:57" (1/1) ... [2019-01-01 18:37:57,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 18:37:57,433 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 18:37:57,864 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:37:57,895 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 18:37:58,058 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:37:58,140 INFO L195 MainTranslator]: Completed translation [2019-01-01 18:37:58,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58 WrapperNode [2019-01-01 18:37:58,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 18:37:58,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 18:37:58,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 18:37:58,142 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 18:37:58,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (1/1) ... [2019-01-01 18:37:58,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (1/1) ... [2019-01-01 18:37:58,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (1/1) ... [2019-01-01 18:37:58,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (1/1) ... [2019-01-01 18:37:58,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (1/1) ... [2019-01-01 18:37:58,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (1/1) ... [2019-01-01 18:37:58,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (1/1) ... [2019-01-01 18:37:58,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 18:37:58,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 18:37:58,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 18:37:58,251 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 18:37:58,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (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 18:37:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-01 18:37:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 18:37:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:37:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-01 18:37:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-01 18:37:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-01 18:37:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-01 18:37:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-01 18:37:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-01 18:37:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:37:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-01 18:37:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-01 18:37:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-01 18:37:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-01 18:37:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-01 18:37:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-01 18:37:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-01 18:37:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-01 18:37:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-01 18:37:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-01 18:37:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-01 18:37:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-01 18:37:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-01 18:37:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-01 18:37:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-01 18:37:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-01 18:37:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-01 18:37:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-01 18:37:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-01 18:37:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-01 18:37:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-01 18:37:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-01 18:37:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-01 18:37:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-01 18:37:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-01 18:37:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-01 18:37:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-01 18:37:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-01 18:37:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_8 [2019-01-01 18:37:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure free_8 [2019-01-01 18:37:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-01 18:37:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-01 18:37:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-01 18:37:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-01 18:37:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-01 18:37:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-01 18:37:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-01 18:37:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-01 18:37:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-01 18:37:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-01 18:37:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-01 18:37:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-01 18:37:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-01 18:37:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-01 18:37:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-01 18:37:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-01 18:37:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-01 18:37:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-01 18:37:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-01 18:37:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-01 18:37:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-01 18:37:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-01 18:37:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-01 18:37:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-01 18:37:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-01 18:37:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-01 18:37:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-01 18:37:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-01 18:37:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-01 18:37:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-01 18:37:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-01 18:37:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-01 18:37:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-01 18:37:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-01 18:37:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-01 18:37:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-01 18:37:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-01 18:37:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-01 18:37:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-01 18:37:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-01 18:37:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-01 18:37:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-01 18:37:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-01 18:37:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-01 18:37:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-01 18:37:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-01 18:37:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-01 18:37:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-01 18:37:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-01 18:37:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-01 18:37:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-01 18:37:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-01 18:37:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-01 18:37:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-01 18:37:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-01 18:37:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-01 18:37:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-01 18:37:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-01 18:37:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-01 18:37:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-01 18:37:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-01 18:37:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-01 18:37:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-01 18:37:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-01 18:37:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-01 18:37:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-01 18:37:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-01 18:37:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-01 18:37:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-01 18:37:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-01 18:37:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-01 18:37:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-01 18:37:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-01 18:37:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-01 18:37:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-01 18:37:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-01 18:37:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-01 18:37:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-01 18:37:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-01 18:37:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-01 18:37:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-01 18:37:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-01 18:37:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-01 18:37:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-01 18:37:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-01 18:37:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-01 18:37:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-01 18:37:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-01 18:37:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-01 18:37:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-01 18:37:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-01 18:37:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-01 18:37:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-01 18:37:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-01 18:37:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-01 18:37:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-01 18:37:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-01 18:37:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-01 18:37:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-01 18:37:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-01 18:37:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-01 18:37:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-01 18:37:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-01 18:37:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-01 18:37:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-01 18:37:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-01 18:37:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-01 18:37:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-01 18:37:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-01 18:37:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-01 18:37:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-01 18:37:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-01 18:37:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-01 18:37:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-01 18:37:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-01 18:37:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 18:37:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-01 18:37:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-01 18:37:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:37:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-01 18:37:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-01 18:37:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-01 18:37:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-01 18:37:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-01 18:37:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-01 18:37:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-01 18:37:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-01 18:37:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-01 18:37:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-01 18:37:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-01 18:37:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 18:37:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-01 18:37:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-01 18:37:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-01 18:37:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-01 18:37:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-01 18:37:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-01 18:37:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-01 18:37:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-01 18:37:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-01 18:37:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:37:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-01 18:37:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-01 18:37:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-01 18:37:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-01 18:37:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-01 18:37:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-01 18:37:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-01 18:37:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-01 18:37:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-01 18:37:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-01 18:37:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-01 18:37:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-01 18:37:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-01 18:37:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-01 18:37:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_8 [2019-01-01 18:37:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure free_8 [2019-01-01 18:37:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-01 18:37:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-01 18:37:59,085 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:37:59,675 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:38:00,248 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 18:38:00,248 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-01 18:38:00,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:38:00 BoogieIcfgContainer [2019-01-01 18:38:00,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 18:38:00,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 18:38:00,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 18:38:00,253 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 18:38:00,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 06:37:57" (1/3) ... [2019-01-01 18:38:00,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1da9d23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:38:00, skipping insertion in model container [2019-01-01 18:38:00,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:37:58" (2/3) ... [2019-01-01 18:38:00,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1da9d23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:38:00, skipping insertion in model container [2019-01-01 18:38:00,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:38:00" (3/3) ... [2019-01-01 18:38:00,259 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test8_true-valid-memsafety_true-termination.i [2019-01-01 18:38:00,269 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 18:38:00,281 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-01 18:38:00,301 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-01 18:38:00,339 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 18:38:00,340 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 18:38:00,340 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-01 18:38:00,340 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 18:38:00,340 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 18:38:00,340 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 18:38:00,341 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 18:38:00,341 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 18:38:00,341 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 18:38:00,364 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2019-01-01 18:38:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-01-01 18:38:00,375 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:38:00,376 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:38:00,379 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:38:00,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:38:00,386 INFO L82 PathProgramCache]: Analyzing trace with hash -308682388, now seen corresponding path program 1 times [2019-01-01 18:38:00,388 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:38:00,389 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:38:00,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:00,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:38:00,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:38:00,833 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 18:38:00,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:38:00,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-01 18:38:00,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:38:00,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:38:00,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:38:00,863 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 5 states. [2019-01-01 18:38:01,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:38:01,247 INFO L93 Difference]: Finished difference Result 32 states and 33 transitions. [2019-01-01 18:38:01,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:38:01,249 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-01-01 18:38:01,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:38:01,258 INFO L225 Difference]: With dead ends: 32 [2019-01-01 18:38:01,258 INFO L226 Difference]: Without dead ends: 29 [2019-01-01 18:38:01,260 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-01 18:38:01,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-01-01 18:38:01,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-01-01 18:38:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-01-01 18:38:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-01-01 18:38:01,296 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 18 [2019-01-01 18:38:01,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:38:01,297 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-01-01 18:38:01,297 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:38:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-01-01 18:38:01,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-01 18:38:01,298 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:38:01,298 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:38:01,299 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:38:01,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:38:01,300 INFO L82 PathProgramCache]: Analyzing trace with hash -979219155, now seen corresponding path program 1 times [2019-01-01 18:38:01,300 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:38:01,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:38:01,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:01,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:38:01,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:38:01,424 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 18:38:01,425 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:38:01,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-01 18:38:01,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:38:01,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:38:01,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:38:01,430 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 5 states. [2019-01-01 18:38:01,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:38:01,528 INFO L93 Difference]: Finished difference Result 41 states and 44 transitions. [2019-01-01 18:38:01,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:38:01,529 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-01-01 18:38:01,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:38:01,533 INFO L225 Difference]: With dead ends: 41 [2019-01-01 18:38:01,533 INFO L226 Difference]: Without dead ends: 41 [2019-01-01 18:38:01,534 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:38:01,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2019-01-01 18:38:01,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2019-01-01 18:38:01,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-01-01 18:38:01,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2019-01-01 18:38:01,545 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 19 [2019-01-01 18:38:01,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:38:01,546 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2019-01-01 18:38:01,546 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:38:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2019-01-01 18:38:01,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-01 18:38:01,548 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:38:01,548 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:38:01,549 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:38:01,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:38:01,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1175732660, now seen corresponding path program 1 times [2019-01-01 18:38:01,549 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:38:01,549 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:38:01,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:01,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:38:01,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:38:01,702 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 18:38:01,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:38:01,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-01 18:38:01,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:38:01,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:38:01,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:38:01,705 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand 5 states. [2019-01-01 18:38:01,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:38:01,803 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2019-01-01 18:38:01,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:38:01,804 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-01-01 18:38:01,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:38:01,805 INFO L225 Difference]: With dead ends: 40 [2019-01-01 18:38:01,805 INFO L226 Difference]: Without dead ends: 40 [2019-01-01 18:38:01,806 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-01 18:38:01,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2019-01-01 18:38:01,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 37. [2019-01-01 18:38:01,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-01-01 18:38:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 38 transitions. [2019-01-01 18:38:01,815 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 38 transitions. Word has length 19 [2019-01-01 18:38:01,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:38:01,816 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 38 transitions. [2019-01-01 18:38:01,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:38:01,816 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2019-01-01 18:38:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-01 18:38:01,818 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:38:01,818 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] [2019-01-01 18:38:01,819 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:38:01,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:38:01,820 INFO L82 PathProgramCache]: Analyzing trace with hash -291022450, now seen corresponding path program 1 times [2019-01-01 18:38:01,820 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:38:01,820 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:38:01,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:01,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:38:01,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:38:01,897 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 18:38:01,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:38:01,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-01 18:38:01,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:38:01,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:38:01,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:38:01,898 INFO L87 Difference]: Start difference. First operand 37 states and 38 transitions. Second operand 5 states. [2019-01-01 18:38:02,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:38:02,004 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2019-01-01 18:38:02,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:38:02,005 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-01 18:38:02,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:38:02,006 INFO L225 Difference]: With dead ends: 39 [2019-01-01 18:38:02,007 INFO L226 Difference]: Without dead ends: 39 [2019-01-01 18:38:02,008 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:38:02,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-01-01 18:38:02,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 36. [2019-01-01 18:38:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2019-01-01 18:38:02,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 37 transitions. [2019-01-01 18:38:02,014 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 37 transitions. Word has length 20 [2019-01-01 18:38:02,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:38:02,015 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 37 transitions. [2019-01-01 18:38:02,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:38:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2019-01-01 18:38:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-01 18:38:02,016 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:38:02,016 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, 1] [2019-01-01 18:38:02,017 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:38:02,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:38:02,017 INFO L82 PathProgramCache]: Analyzing trace with hash 587481235, now seen corresponding path program 1 times [2019-01-01 18:38:02,017 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:38:02,017 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:38:02,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:02,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:38:02,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:38:02,076 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 18:38:02,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:38:02,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-01 18:38:02,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-01 18:38:02,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-01 18:38:02,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-01 18:38:02,077 INFO L87 Difference]: Start difference. First operand 36 states and 37 transitions. Second operand 6 states. [2019-01-01 18:38:02,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:38:02,213 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2019-01-01 18:38:02,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-01 18:38:02,216 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2019-01-01 18:38:02,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:38:02,217 INFO L225 Difference]: With dead ends: 37 [2019-01-01 18:38:02,217 INFO L226 Difference]: Without dead ends: 37 [2019-01-01 18:38:02,217 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-01-01 18:38:02,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2019-01-01 18:38:02,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 36. [2019-01-01 18:38:02,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2019-01-01 18:38:02,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2019-01-01 18:38:02,225 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 36 transitions. Word has length 23 [2019-01-01 18:38:02,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:38:02,226 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 36 transitions. [2019-01-01 18:38:02,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-01 18:38:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2019-01-01 18:38:02,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-01 18:38:02,228 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:38:02,228 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, 1] [2019-01-01 18:38:02,229 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:38:02,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:38:02,229 INFO L82 PathProgramCache]: Analyzing trace with hash 81922610, now seen corresponding path program 1 times [2019-01-01 18:38:02,229 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:38:02,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:38:02,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:02,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:38:02,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:38:02,305 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 18:38:02,305 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:38:02,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-01 18:38:02,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-01 18:38:02,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-01 18:38:02,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:38:02,307 INFO L87 Difference]: Start difference. First operand 36 states and 36 transitions. Second operand 3 states. [2019-01-01 18:38:02,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:38:02,454 INFO L93 Difference]: Finished difference Result 40 states and 39 transitions. [2019-01-01 18:38:02,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-01 18:38:02,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-01-01 18:38:02,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:38:02,458 INFO L225 Difference]: With dead ends: 40 [2019-01-01 18:38:02,458 INFO L226 Difference]: Without dead ends: 27 [2019-01-01 18:38:02,459 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 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 18:38:02,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-01-01 18:38:02,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-01-01 18:38:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-01-01 18:38:02,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2019-01-01 18:38:02,464 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 23 [2019-01-01 18:38:02,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:38:02,465 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2019-01-01 18:38:02,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-01 18:38:02,465 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2019-01-01 18:38:02,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-01-01 18:38:02,466 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:38:02,466 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, 1, 1, 1, 1] [2019-01-01 18:38:02,467 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:38:02,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:38:02,467 INFO L82 PathProgramCache]: Analyzing trace with hash 2062143694, now seen corresponding path program 1 times [2019-01-01 18:38:02,467 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:38:02,467 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:38:02,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:02,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:38:02,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:38:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:38:02,753 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 18:38:02,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:38:02,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-01 18:38:02,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-01 18:38:02,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-01 18:38:02,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-01-01 18:38:02,754 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand 8 states. [2019-01-01 18:38:02,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:38:02,892 INFO L93 Difference]: Finished difference Result 26 states and 25 transitions. [2019-01-01 18:38:02,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-01 18:38:02,893 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2019-01-01 18:38:02,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:38:02,894 INFO L225 Difference]: With dead ends: 26 [2019-01-01 18:38:02,894 INFO L226 Difference]: Without dead ends: 0 [2019-01-01 18:38:02,895 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-01-01 18:38:02,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-01 18:38:02,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-01 18:38:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-01 18:38:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-01 18:38:02,897 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-01-01 18:38:02,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:38:02,898 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 18:38:02,898 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-01 18:38:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-01 18:38:02,898 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-01 18:38:02,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 06:38:02 BoogieIcfgContainer [2019-01-01 18:38:02,906 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 18:38:02,906 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 18:38:02,907 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 18:38:02,907 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 18:38:02,907 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:38:00" (3/4) ... [2019-01-01 18:38:02,912 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-01 18:38:02,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2019-01-01 18:38:02,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2019-01-01 18:38:02,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2019-01-01 18:38:02,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2019-01-01 18:38:02,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_8 [2019-01-01 18:38:02,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2019-01-01 18:38:02,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2019-01-01 18:38:02,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2019-01-01 18:38:02,921 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-01-01 18:38:02,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2019-01-01 18:38:02,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2019-01-01 18:38:02,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2019-01-01 18:38:02,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2019-01-01 18:38:02,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:38:02,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2019-01-01 18:38:02,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2019-01-01 18:38:02,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2019-01-01 18:38:02,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2019-01-01 18:38:02,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2019-01-01 18:38:02,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2019-01-01 18:38:02,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2019-01-01 18:38:02,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2019-01-01 18:38:02,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2019-01-01 18:38:02,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_8 [2019-01-01 18:38:02,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2019-01-01 18:38:02,924 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2019-01-01 18:38:02,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-01-01 18:38:02,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2019-01-01 18:38:02,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2019-01-01 18:38:02,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-01-01 18:38:02,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2019-01-01 18:38:02,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2019-01-01 18:38:02,925 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-01-01 18:38:02,926 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2019-01-01 18:38:02,926 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2019-01-01 18:38:02,926 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2019-01-01 18:38:02,936 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2019-01-01 18:38:02,936 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-01 18:38:02,937 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-01 18:38:02,937 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-01 18:38:02,937 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-01 18:38:03,008 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-01 18:38:03,009 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 18:38:03,013 INFO L168 Benchmark]: Toolchain (without parser) took 5675.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 952.7 MB in the beginning and 876.7 MB in the end (delta: 76.0 MB). Peak memory consumption was 214.9 MB. Max. memory is 11.5 GB. [2019-01-01 18:38:03,015 INFO L168 Benchmark]: CDTParser took 0.17 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 18:38:03,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 805.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. [2019-01-01 18:38:03,016 INFO L168 Benchmark]: Boogie Preprocessor took 108.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:38:03,017 INFO L168 Benchmark]: RCFGBuilder took 1997.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.2 MB). Peak memory consumption was 99.2 MB. Max. memory is 11.5 GB. [2019-01-01 18:38:03,017 INFO L168 Benchmark]: TraceAbstraction took 2656.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 883.4 MB in the end (delta: 122.0 MB). Peak memory consumption was 122.0 MB. Max. memory is 11.5 GB. [2019-01-01 18:38:03,026 INFO L168 Benchmark]: Witness Printer took 102.32 ms. Allocated memory is still 1.2 GB. Free memory was 883.4 MB in the beginning and 876.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-01 18:38:03,033 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 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 805.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1997.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.2 MB). Peak memory consumption was 99.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2656.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 883.4 MB in the end (delta: 122.0 MB). Peak memory consumption was 122.0 MB. Max. memory is 11.5 GB. * Witness Printer took 102.32 ms. Allocated memory is still 1.2 GB. Free memory was 883.4 MB in the beginning and 876.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1441]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1441]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1441]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1450]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 74 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 329 locations, 74 error locations. SAFE Result, 2.5s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 186 SDtfs, 84 SDslu, 349 SDs, 0 SdLazy, 220 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred 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, 7 MinimizatonAttempts, 8 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 10278 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...