./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0ed9222f 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_test9_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 5c3094e52f86de782ce8f4a282bf2e728d1d6267 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 23:20:48,182 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 23:20:48,184 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 23:20:48,197 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 23:20:48,197 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 23:20:48,199 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 23:20:48,204 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 23:20:48,206 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 23:20:48,209 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 23:20:48,211 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 23:20:48,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 23:20:48,214 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 23:20:48,218 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 23:20:48,221 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 23:20:48,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 23:20:48,226 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 23:20:48,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 23:20:48,231 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 23:20:48,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 23:20:48,240 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 23:20:48,243 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 23:20:48,246 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 23:20:48,250 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 23:20:48,253 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 23:20:48,253 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 23:20:48,254 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 23:20:48,255 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 23:20:48,256 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 23:20:48,259 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 23:20:48,260 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 23:20:48,263 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 23:20:48,264 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 23:20:48,265 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 23:20:48,266 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 23:20:48,267 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 23:20:48,267 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 23:20:48,268 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-13 23:20:48,293 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 23:20:48,294 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 23:20:48,295 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 23:20:48,295 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 23:20:48,296 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 23:20:48,296 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 23:20:48,296 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 23:20:48,296 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-13 23:20:48,296 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 23:20:48,297 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 23:20:48,298 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 23:20:48,298 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-13 23:20:48,298 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-13 23:20:48,298 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-13 23:20:48,298 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 23:20:48,298 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 23:20:48,299 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 23:20:48,300 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 23:20:48,300 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 23:20:48,300 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 23:20:48,300 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 23:20:48,300 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:20:48,301 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 23:20:48,301 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 23:20:48,302 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 23:20:48,302 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 23:20:48,302 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 -> 5c3094e52f86de782ce8f4a282bf2e728d1d6267 [2019-01-13 23:20:48,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 23:20:48,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 23:20:48,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 23:20:48,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 23:20:48,391 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 23:20:48,392 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_true-valid-memsafety_true-termination.i [2019-01-13 23:20:48,455 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ee7fe94/260d4215bf4148ff80bcfbb27d32fd42/FLAG78e11867c [2019-01-13 23:20:49,000 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 23:20:49,001 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_true-valid-memsafety_true-termination.i [2019-01-13 23:20:49,020 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ee7fe94/260d4215bf4148ff80bcfbb27d32fd42/FLAG78e11867c [2019-01-13 23:20:49,286 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ee7fe94/260d4215bf4148ff80bcfbb27d32fd42 [2019-01-13 23:20:49,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 23:20:49,292 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-13 23:20:49,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 23:20:49,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 23:20:49,296 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 23:20:49,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:20:49" (1/1) ... [2019-01-13 23:20:49,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@235624f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:49, skipping insertion in model container [2019-01-13 23:20:49,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:20:49" (1/1) ... [2019-01-13 23:20:49,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 23:20:49,361 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 23:20:49,837 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:20:49,861 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 23:20:50,008 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:20:50,131 INFO L195 MainTranslator]: Completed translation [2019-01-13 23:20:50,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50 WrapperNode [2019-01-13 23:20:50,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 23:20:50,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 23:20:50,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 23:20:50,135 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 23:20:50,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (1/1) ... [2019-01-13 23:20:50,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (1/1) ... [2019-01-13 23:20:50,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (1/1) ... [2019-01-13 23:20:50,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (1/1) ... [2019-01-13 23:20:50,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (1/1) ... [2019-01-13 23:20:50,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (1/1) ... [2019-01-13 23:20:50,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (1/1) ... [2019-01-13 23:20:50,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 23:20:50,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 23:20:50,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 23:20:50,290 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 23:20:50,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:20:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-13 23:20:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 23:20:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:20:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-13 23:20:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-13 23:20:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-13 23:20:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-13 23:20:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-13 23:20:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-13 23:20:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:20:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-13 23:20:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-13 23:20:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-13 23:20:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-13 23:20:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-13 23:20:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-13 23:20:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-13 23:20:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-13 23:20:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-13 23:20:50,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-13 23:20:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-13 23:20:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-13 23:20:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-13 23:20:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-13 23:20:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-13 23:20:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-13 23:20:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-13 23:20:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-13 23:20:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-13 23:20:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-13 23:20:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-13 23:20:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-13 23:20:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-13 23:20:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-13 23:20:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-13 23:20:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-13 23:20:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-13 23:20:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-13 23:20:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9 [2019-01-13 23:20:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2019-01-13 23:20:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-13 23:20:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-13 23:20:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-13 23:20:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-13 23:20:50,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-13 23:20:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-13 23:20:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-13 23:20:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-13 23:20:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-13 23:20:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-13 23:20:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-13 23:20:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-13 23:20:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-13 23:20:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-13 23:20:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-13 23:20:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-13 23:20:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-13 23:20:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-13 23:20:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-13 23:20:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-13 23:20:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-13 23:20:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-13 23:20:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-13 23:20:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-13 23:20:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-13 23:20:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-13 23:20:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-13 23:20:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-13 23:20:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-13 23:20:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-13 23:20:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-13 23:20:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-13 23:20:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-13 23:20:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-13 23:20:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-13 23:20:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-13 23:20:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-13 23:20:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-13 23:20:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-13 23:20:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-13 23:20:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-13 23:20:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-13 23:20:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-13 23:20:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-13 23:20:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-13 23:20:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-13 23:20:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-13 23:20:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-13 23:20:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-13 23:20:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-13 23:20:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-13 23:20:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-13 23:20:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-13 23:20:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-13 23:20:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-13 23:20:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-13 23:20:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-13 23:20:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-13 23:20:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-13 23:20:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-13 23:20:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-13 23:20:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-13 23:20:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-13 23:20:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-13 23:20:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-13 23:20:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-13 23:20:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-13 23:20:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-13 23:20:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-13 23:20:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-13 23:20:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-13 23:20:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-13 23:20:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-13 23:20:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-13 23:20:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-13 23:20:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-13 23:20:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-13 23:20:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-13 23:20:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-13 23:20:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-13 23:20:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-13 23:20:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-13 23:20:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-13 23:20:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-13 23:20:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-13 23:20:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-13 23:20:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-13 23:20:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-13 23:20:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-13 23:20:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-13 23:20:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-13 23:20:50,370 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-13 23:20:50,370 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-13 23:20:50,370 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-13 23:20:50,370 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-13 23:20:50,370 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-13 23:20:50,370 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-13 23:20:50,370 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-13 23:20:50,370 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-13 23:20:50,371 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-13 23:20:50,371 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-13 23:20:50,371 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-13 23:20:50,371 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-13 23:20:50,371 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-13 23:20:50,371 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-13 23:20:50,371 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-13 23:20:50,371 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-13 23:20:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-13 23:20:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-13 23:20:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-13 23:20:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-13 23:20:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-13 23:20:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-13 23:20:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-13 23:20:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-13 23:20:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 23:20:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-13 23:20:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-13 23:20:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:20:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 23:20:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-13 23:20:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-13 23:20:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-13 23:20:50,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 23:20:50,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-13 23:20:50,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-13 23:20:50,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-13 23:20:50,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-13 23:20:50,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-13 23:20:50,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-13 23:20:50,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 23:20:50,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-13 23:20:50,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-13 23:20:50,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-13 23:20:50,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-13 23:20:50,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-13 23:20:50,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 23:20:50,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 23:20:50,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-13 23:20:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-13 23:20:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:20:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-13 23:20:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-13 23:20:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-13 23:20:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-13 23:20:50,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-13 23:20:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-13 23:20:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-13 23:20:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-13 23:20:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-13 23:20:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-13 23:20:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-13 23:20:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-13 23:20:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-13 23:20:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-13 23:20:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9 [2019-01-13 23:20:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2019-01-13 23:20:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-13 23:20:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-13 23:20:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-13 23:20:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 23:20:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 23:20:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 23:20:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-13 23:20:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-13 23:20:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-13 23:20:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-13 23:20:51,154 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:20:51,894 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:20:52,501 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 23:20:52,501 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-13 23:20:52,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:20:52 BoogieIcfgContainer [2019-01-13 23:20:52,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 23:20:52,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 23:20:52,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 23:20:52,506 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 23:20:52,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:20:49" (1/3) ... [2019-01-13 23:20:52,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2a41a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:20:52, skipping insertion in model container [2019-01-13 23:20:52,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:20:50" (2/3) ... [2019-01-13 23:20:52,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2a41a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:20:52, skipping insertion in model container [2019-01-13 23:20:52,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:20:52" (3/3) ... [2019-01-13 23:20:52,510 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_true-valid-memsafety_true-termination.i [2019-01-13 23:20:52,518 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 23:20:52,526 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-13 23:20:52,542 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-13 23:20:52,569 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 23:20:52,569 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 23:20:52,569 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-13 23:20:52,570 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 23:20:52,570 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 23:20:52,570 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 23:20:52,570 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 23:20:52,570 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 23:20:52,570 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 23:20:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-01-13 23:20:52,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-13 23:20:52,609 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:52,610 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] [2019-01-13 23:20:52,614 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:52,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:52,619 INFO L82 PathProgramCache]: Analyzing trace with hash 532086027, now seen corresponding path program 1 times [2019-01-13 23:20:52,621 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:52,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:52,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:52,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:52,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:53,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:53,012 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:53,013 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 23:20:53,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:20:53,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:20:53,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:53,040 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 5 states. [2019-01-13 23:20:53,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:53,367 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2019-01-13 23:20:53,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:20:53,372 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-13 23:20:53,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:53,382 INFO L225 Difference]: With dead ends: 34 [2019-01-13 23:20:53,383 INFO L226 Difference]: Without dead ends: 31 [2019-01-13 23:20:53,385 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:20:53,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-01-13 23:20:53,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-01-13 23:20:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-01-13 23:20:53,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 33 transitions. [2019-01-13 23:20:53,426 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 33 transitions. Word has length 20 [2019-01-13 23:20:53,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:53,427 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 33 transitions. [2019-01-13 23:20:53,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:20:53,428 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2019-01-13 23:20:53,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-13 23:20:53,429 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:53,429 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] [2019-01-13 23:20:53,430 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:53,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:53,431 INFO L82 PathProgramCache]: Analyzing trace with hash -685201945, now seen corresponding path program 1 times [2019-01-13 23:20:53,431 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:53,432 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:53,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:53,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:53,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:53,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:53,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 23:20:53,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:20:53,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:20:53,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:53,571 INFO L87 Difference]: Start difference. First operand 31 states and 33 transitions. Second operand 5 states. [2019-01-13 23:20:53,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:53,745 INFO L93 Difference]: Finished difference Result 43 states and 48 transitions. [2019-01-13 23:20:53,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:20:53,746 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-01-13 23:20:53,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:53,750 INFO L225 Difference]: With dead ends: 43 [2019-01-13 23:20:53,750 INFO L226 Difference]: Without dead ends: 43 [2019-01-13 23:20:53,751 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 [2019-01-13 23:20:53,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-01-13 23:20:53,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2019-01-13 23:20:53,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2019-01-13 23:20:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 47 transitions. [2019-01-13 23:20:53,766 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 47 transitions. Word has length 21 [2019-01-13 23:20:53,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:53,767 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 47 transitions. [2019-01-13 23:20:53,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:20:53,767 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2019-01-13 23:20:53,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-13 23:20:53,770 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:53,770 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] [2019-01-13 23:20:53,771 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:53,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:53,772 INFO L82 PathProgramCache]: Analyzing trace with hash -556119226, now seen corresponding path program 1 times [2019-01-13 23:20:53,773 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:53,773 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:53,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:53,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:53,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:53,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:53,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:20:53,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:20:53,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:20:53,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:53,910 INFO L87 Difference]: Start difference. First operand 42 states and 47 transitions. Second operand 5 states. [2019-01-13 23:20:54,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:54,035 INFO L93 Difference]: Finished difference Result 53 states and 58 transitions. [2019-01-13 23:20:54,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:20:54,036 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-01-13 23:20:54,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:54,038 INFO L225 Difference]: With dead ends: 53 [2019-01-13 23:20:54,038 INFO L226 Difference]: Without dead ends: 53 [2019-01-13 23:20:54,038 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 [2019-01-13 23:20:54,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-13 23:20:54,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 52. [2019-01-13 23:20:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-01-13 23:20:54,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2019-01-13 23:20:54,048 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 57 transitions. Word has length 21 [2019-01-13 23:20:54,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:54,049 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 57 transitions. [2019-01-13 23:20:54,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:20:54,049 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2019-01-13 23:20:54,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-13 23:20:54,050 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:54,050 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] [2019-01-13 23:20:54,051 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:54,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:54,052 INFO L82 PathProgramCache]: Analyzing trace with hash 1186691109, now seen corresponding path program 1 times [2019-01-13 23:20:54,052 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:54,052 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:54,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:54,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:54,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:54,205 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:54,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:20:54,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:20:54,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:20:54,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:54,207 INFO L87 Difference]: Start difference. First operand 52 states and 57 transitions. Second operand 5 states. [2019-01-13 23:20:54,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:54,246 INFO L93 Difference]: Finished difference Result 45 states and 47 transitions. [2019-01-13 23:20:54,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:20:54,248 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-01-13 23:20:54,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:54,251 INFO L225 Difference]: With dead ends: 45 [2019-01-13 23:20:54,251 INFO L226 Difference]: Without dead ends: 45 [2019-01-13 23:20:54,251 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:54,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-01-13 23:20:54,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 38. [2019-01-13 23:20:54,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2019-01-13 23:20:54,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 40 transitions. [2019-01-13 23:20:54,260 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 40 transitions. Word has length 21 [2019-01-13 23:20:54,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:54,260 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 40 transitions. [2019-01-13 23:20:54,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:20:54,260 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2019-01-13 23:20:54,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-13 23:20:54,261 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:54,261 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:20:54,264 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:54,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:54,265 INFO L82 PathProgramCache]: Analyzing trace with hash 233576589, now seen corresponding path program 1 times [2019-01-13 23:20:54,265 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:54,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:54,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:54,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:54,405 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:54,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 23:20:54,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:20:54,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:20:54,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:54,406 INFO L87 Difference]: Start difference. First operand 38 states and 40 transitions. Second operand 5 states. [2019-01-13 23:20:54,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:54,494 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2019-01-13 23:20:54,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:20:54,495 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-01-13 23:20:54,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:54,497 INFO L225 Difference]: With dead ends: 42 [2019-01-13 23:20:54,497 INFO L226 Difference]: Without dead ends: 42 [2019-01-13 23:20:54,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:54,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2019-01-13 23:20:54,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 37. [2019-01-13 23:20:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-01-13 23:20:54,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2019-01-13 23:20:54,504 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 22 [2019-01-13 23:20:54,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:54,504 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2019-01-13 23:20:54,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:20:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2019-01-13 23:20:54,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-13 23:20:54,505 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:54,506 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:20:54,506 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:54,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:54,507 INFO L82 PathProgramCache]: Analyzing trace with hash 233753977, now seen corresponding path program 1 times [2019-01-13 23:20:54,507 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:54,507 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:54,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:54,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:54,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:54,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:54,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:20:54,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:20:54,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:20:54,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:54,602 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand 5 states. [2019-01-13 23:20:54,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:54,621 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2019-01-13 23:20:54,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:20:54,622 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-01-13 23:20:54,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:54,623 INFO L225 Difference]: With dead ends: 40 [2019-01-13 23:20:54,623 INFO L226 Difference]: Without dead ends: 40 [2019-01-13 23:20:54,624 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 [2019-01-13 23:20:54,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2019-01-13 23:20:54,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 37. [2019-01-13 23:20:54,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-01-13 23:20:54,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 38 transitions. [2019-01-13 23:20:54,629 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 38 transitions. Word has length 22 [2019-01-13 23:20:54,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:54,629 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 38 transitions. [2019-01-13 23:20:54,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:20:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2019-01-13 23:20:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-13 23:20:54,630 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:54,630 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:20:54,631 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:54,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:54,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1573700486, now seen corresponding path program 1 times [2019-01-13 23:20:54,632 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:54,632 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:54,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:54,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:54,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:54,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:54,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:20:54,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:20:54,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:20:54,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:20:54,699 INFO L87 Difference]: Start difference. First operand 37 states and 38 transitions. Second operand 5 states. [2019-01-13 23:20:54,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:54,746 INFO L93 Difference]: Finished difference Result 38 states and 38 transitions. [2019-01-13 23:20:54,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:20:54,747 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-01-13 23:20:54,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:54,749 INFO L225 Difference]: With dead ends: 38 [2019-01-13 23:20:54,749 INFO L226 Difference]: Without dead ends: 38 [2019-01-13 23:20:54,750 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 [2019-01-13 23:20:54,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2019-01-13 23:20:54,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 37. [2019-01-13 23:20:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-01-13 23:20:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2019-01-13 23:20:54,755 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 22 [2019-01-13 23:20:54,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:54,755 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2019-01-13 23:20:54,756 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:20:54,756 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2019-01-13 23:20:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-13 23:20:54,757 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:54,757 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:20:54,757 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:54,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:54,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1867103493, now seen corresponding path program 1 times [2019-01-13 23:20:54,758 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:54,758 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:54,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:54,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:54,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:54,814 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:54,814 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 23:20:54,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 23:20:54,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 23:20:54,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:20:54,815 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand 3 states. [2019-01-13 23:20:54,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:54,878 INFO L93 Difference]: Finished difference Result 41 states and 40 transitions. [2019-01-13 23:20:54,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 23:20:54,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-01-13 23:20:54,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:54,880 INFO L225 Difference]: With dead ends: 41 [2019-01-13 23:20:54,880 INFO L226 Difference]: Without dead ends: 29 [2019-01-13 23:20:54,881 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:20:54,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-01-13 23:20:54,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-01-13 23:20:54,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-01-13 23:20:54,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 28 transitions. [2019-01-13 23:20:54,885 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 28 transitions. Word has length 22 [2019-01-13 23:20:54,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:54,885 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 28 transitions. [2019-01-13 23:20:54,885 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 23:20:54,885 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2019-01-13 23:20:54,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-01-13 23:20:54,886 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:20:54,886 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, 1, 1] [2019-01-13 23:20:54,887 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-13 23:20:54,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:20:54,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1912535956, now seen corresponding path program 1 times [2019-01-13 23:20:54,888 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:20:54,888 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:20:54,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:20:54,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:20:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:20:55,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:20:55,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:20:55,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 23:20:55,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-13 23:20:55,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-13 23:20:55,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:20:55,076 INFO L87 Difference]: Start difference. First operand 29 states and 28 transitions. Second operand 8 states. [2019-01-13 23:20:55,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:20:55,222 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2019-01-13 23:20:55,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-13 23:20:55,223 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2019-01-13 23:20:55,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:20:55,223 INFO L225 Difference]: With dead ends: 28 [2019-01-13 23:20:55,224 INFO L226 Difference]: Without dead ends: 0 [2019-01-13 23:20:55,224 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-01-13 23:20:55,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-13 23:20:55,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-13 23:20:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-13 23:20:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-13 23:20:55,225 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2019-01-13 23:20:55,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:20:55,225 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-13 23:20:55,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-13 23:20:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-13 23:20:55,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-13 23:20:55,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:20:55 BoogieIcfgContainer [2019-01-13 23:20:55,233 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 23:20:55,234 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 23:20:55,234 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 23:20:55,234 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 23:20:55,235 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:20:52" (3/4) ... [2019-01-13 23:20:55,238 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-13 23:20:55,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2019-01-13 23:20:55,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2019-01-13 23:20:55,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2019-01-13 23:20:55,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure probe_9 [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2019-01-13 23:20:55,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2019-01-13 23:20:55,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2019-01-13 23:20:55,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2019-01-13 23:20:55,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure disconnect_9 [2019-01-13 23:20:55,256 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2019-01-13 23:20:55,257 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-13 23:20:55,257 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-13 23:20:55,257 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-13 23:20:55,257 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-13 23:20:55,331 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-13 23:20:55,332 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 23:20:55,333 INFO L168 Benchmark]: Toolchain (without parser) took 6042.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 952.7 MB in the beginning and 871.8 MB in the end (delta: 80.9 MB). Peak memory consumption was 228.7 MB. Max. memory is 11.5 GB. [2019-01-13 23:20:55,338 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:20:55,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. [2019-01-13 23:20:55,339 INFO L168 Benchmark]: Boogie Preprocessor took 156.47 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. [2019-01-13 23:20:55,339 INFO L168 Benchmark]: RCFGBuilder took 2212.80 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: 102.0 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. [2019-01-13 23:20:55,340 INFO L168 Benchmark]: TraceAbstraction took 2730.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 878.2 MB in the end (delta: 135.1 MB). Peak memory consumption was 135.1 MB. Max. memory is 11.5 GB. [2019-01-13 23:20:55,340 INFO L168 Benchmark]: Witness Printer took 98.66 ms. Allocated memory is still 1.2 GB. Free memory was 878.2 MB in the beginning and 871.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-01-13 23:20:55,343 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 840.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 156.47 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 2212.80 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: 102.0 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2730.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 878.2 MB in the end (delta: 135.1 MB). Peak memory consumption was 135.1 MB. Max. memory is 11.5 GB. * Witness Printer took 98.66 ms. Allocated memory is still 1.2 GB. Free memory was 878.2 MB in the beginning and 871.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 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: 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: 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: 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: 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: 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: 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: 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: 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: 1339]: 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: 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: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference 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: 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: 1456]: 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: 1108]: 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: 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: 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: 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 - PositiveResult [Line: 1445]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1445]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1445]: free always succeeds For all program executions holds that free 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, 331 locations, 74 error locations. SAFE Result, 2.6s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 275 SDtfs, 89 SDslu, 593 SDs, 0 SdLazy, 240 SolverSat, 23 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 25 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred 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, 9 MinimizatonAttempts, 18 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 199 NumberOfCodeBlocks, 199 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 12389 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...