./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_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_1_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56c8039fadf202d7112858f8720c1e992482ac73 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56c8039fadf202d7112858f8720c1e992482ac73 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 19:22:38,400 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:22:38,402 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:22:38,415 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:22:38,415 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:22:38,416 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:22:38,418 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:22:38,420 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:22:38,422 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:22:38,423 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:22:38,424 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:22:38,425 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:22:38,426 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:22:38,427 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:22:38,428 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:22:38,430 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:22:38,431 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:22:38,433 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:22:38,436 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:22:38,437 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:22:38,439 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:22:38,440 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:22:38,443 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:22:38,444 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:22:38,444 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:22:38,445 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:22:38,447 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:22:38,448 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:22:38,449 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:22:38,451 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:22:38,451 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:22:38,452 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:22:38,452 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:22:38,453 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:22:38,454 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:22:38,455 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:22:38,456 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-14 19:22:38,472 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:22:38,473 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:22:38,474 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:22:38,474 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:22:38,474 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:22:38,475 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:22:38,475 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:22:38,475 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:22:38,475 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:22:38,475 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:22:38,477 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:22:38,477 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:22:38,477 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:22:38,477 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:22:38,478 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:22:38,478 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:22:38,479 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:22:38,479 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:22:38,479 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:22:38,479 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:22:38,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:22:38,479 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:22:38,480 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:22:38,480 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 19:22:38,480 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:22:38,480 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 -> 56c8039fadf202d7112858f8720c1e992482ac73 [2019-01-14 19:22:38,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:22:38,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:22:38,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:22:38,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:22:38,546 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:22:38,547 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-14 19:22:38,616 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/797d5c303/af251ea57fd24d39966b39431d8adc3a/FLAG7eeb20f8c [2019-01-14 19:22:39,143 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:22:39,144 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-14 19:22:39,167 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/797d5c303/af251ea57fd24d39966b39431d8adc3a/FLAG7eeb20f8c [2019-01-14 19:22:39,448 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/797d5c303/af251ea57fd24d39966b39431d8adc3a [2019-01-14 19:22:39,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:22:39,454 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:22:39,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:22:39,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:22:39,462 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:22:39,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:22:39" (1/1) ... [2019-01-14 19:22:39,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f3a513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:39, skipping insertion in model container [2019-01-14 19:22:39,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:22:39" (1/1) ... [2019-01-14 19:22:39,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:22:39,564 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:22:40,033 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:22:40,050 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:22:40,210 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:22:40,295 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:22:40,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40 WrapperNode [2019-01-14 19:22:40,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:22:40,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:22:40,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:22:40,299 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:22:40,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (1/1) ... [2019-01-14 19:22:40,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (1/1) ... [2019-01-14 19:22:40,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (1/1) ... [2019-01-14 19:22:40,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (1/1) ... [2019-01-14 19:22:40,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (1/1) ... [2019-01-14 19:22:40,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (1/1) ... [2019-01-14 19:22:40,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (1/1) ... [2019-01-14 19:22:40,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:22:40,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:22:40,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:22:40,407 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:22:40,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (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 [2019-01-14 19:22:40,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:22:40,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:22:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:22:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:22:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:22:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:22:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:22:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:22:40,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:22:40,468 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:22:40,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:22:40,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:22:40,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:22:40,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:22:40,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:22:40,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:22:40,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:22:40,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:22:40,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:22:40,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:22:40,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:22:40,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:22:40,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:22:40,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:22:40,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:22:40,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:22:40,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:22:40,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:22:40,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:22:40,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:22:40,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:22:40,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:22:40,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:22:40,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:22:40,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:22:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:22:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:22:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:22:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2019-01-14 19:22:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2019-01-14 19:22:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:22:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:22:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:22:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:22:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:22:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:22:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:22:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:22:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:22:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:22:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:22:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:22:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:22:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:22:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:22:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:22:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:22:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:22:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:22:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:22:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:22:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:22:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:22:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:22:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:22:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:22:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:22:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:22:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:22:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:22:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:22:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:22:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:22:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:22:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:22:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:22:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:22:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:22:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:22:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:22:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:22:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:22:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:22:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:22:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:22:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:22:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:22:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:22:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:22:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:22:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:22:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:22:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:22:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:22:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:22:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:22:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:22:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:22:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:22:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:22:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:22:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:22:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:22:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:22:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:22:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:22:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:22:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:22:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:22:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:22:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:22:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:22:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:22:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:22:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:22:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:22:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:22:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:22:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:22:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:22:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:22:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:22:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:22:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:22:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:22:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:22:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:22:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:22:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:22:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:22:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:22:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:22:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:22:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:22:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:22:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:22:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:22:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:22:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:22:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:22:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:22:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:22:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:22:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:22:40,489 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:22:40,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:22:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:22:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:22:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:22:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:22:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:22:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:22:40,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-14 19:22:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-14 19:22:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:22:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:22:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:22:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:22:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:22:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:22:40,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:22:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:22:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:22:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:22:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:22:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:22:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:22:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:22:40,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:22:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:22:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:22:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2019-01-14 19:22:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2019-01-14 19:22:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:22:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:22:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:22:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:22:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:22:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:22:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:22:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:22:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-14 19:22:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-14 19:22:41,286 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:22:41,906 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:22:42,608 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:22:42,608 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:22:42,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:42 BoogieIcfgContainer [2019-01-14 19:22:42,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:22:42,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:22:42,612 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:22:42,615 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:22:42,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:22:39" (1/3) ... [2019-01-14 19:22:42,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a5e7fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:22:42, skipping insertion in model container [2019-01-14 19:22:42,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:40" (2/3) ... [2019-01-14 19:22:42,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a5e7fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:22:42, skipping insertion in model container [2019-01-14 19:22:42,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:42" (3/3) ... [2019-01-14 19:22:42,620 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-14 19:22:42,630 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:22:42,638 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-14 19:22:42,654 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-14 19:22:42,679 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:22:42,679 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:22:42,679 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:22:42,680 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:22:42,680 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:22:42,680 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:22:42,680 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:22:42,680 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:22:42,680 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:22:42,697 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2019-01-14 19:22:42,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-14 19:22:42,708 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:42,709 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:42,712 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-14 19:22:42,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:42,719 INFO L82 PathProgramCache]: Analyzing trace with hash -2048945567, now seen corresponding path program 1 times [2019-01-14 19:22:42,721 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:42,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:42,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:42,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:42,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:43,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:43,098 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:43,098 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:22:43,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:22:43,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:22:43,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:43,115 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 5 states. [2019-01-14 19:22:43,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:43,208 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-01-14 19:22:43,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:22:43,210 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-01-14 19:22:43,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:43,219 INFO L225 Difference]: With dead ends: 33 [2019-01-14 19:22:43,219 INFO L226 Difference]: Without dead ends: 30 [2019-01-14 19:22:43,221 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:22:43,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-01-14 19:22:43,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-01-14 19:22:43,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-01-14 19:22:43,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2019-01-14 19:22:43,258 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 19 [2019-01-14 19:22:43,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:43,259 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2019-01-14 19:22:43,259 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:22:43,259 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2019-01-14 19:22:43,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-14 19:22:43,260 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:43,260 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] [2019-01-14 19:22:43,261 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-14 19:22:43,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:43,262 INFO L82 PathProgramCache]: Analyzing trace with hash 907197267, now seen corresponding path program 1 times [2019-01-14 19:22:43,262 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:43,262 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:43,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:43,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:43,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:43,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:43,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:43,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:22:43,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:22:43,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:22:43,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:43,374 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 5 states. [2019-01-14 19:22:43,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:43,392 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2019-01-14 19:22:43,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:22:43,393 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-14 19:22:43,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:43,394 INFO L225 Difference]: With dead ends: 22 [2019-01-14 19:22:43,394 INFO L226 Difference]: Without dead ends: 22 [2019-01-14 19:22:43,395 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 [2019-01-14 19:22:43,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-01-14 19:22:43,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-01-14 19:22:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-01-14 19:22:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2019-01-14 19:22:43,399 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2019-01-14 19:22:43,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:43,400 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2019-01-14 19:22:43,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:22:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2019-01-14 19:22:43,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-14 19:22:43,401 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:43,401 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] [2019-01-14 19:22:43,402 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-14 19:22:43,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:43,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1941322315, now seen corresponding path program 1 times [2019-01-14 19:22:43,402 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:43,402 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:43,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:43,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:43,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:22:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:22:43,492 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-14 19:22:43,506 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-14 19:22:43,512 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:22:43,512 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:22:43,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:22:43 BoogieIcfgContainer [2019-01-14 19:22:43,522 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:22:43,523 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:22:43,523 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:22:43,523 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:22:43,524 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:42" (3/4) ... [2019-01-14 19:22:43,528 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 19:22:43,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:22:43,529 INFO L168 Benchmark]: Toolchain (without parser) took 4075.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 952.7 MB in the beginning and 961.6 MB in the end (delta: -8.9 MB). Peak memory consumption was 125.3 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:43,530 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. [2019-01-14 19:22:43,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:43,532 INFO L168 Benchmark]: Boogie Preprocessor took 109.19 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. [2019-01-14 19:22:43,533 INFO L168 Benchmark]: RCFGBuilder took 2203.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:43,533 INFO L168 Benchmark]: TraceAbstraction took 911.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 961.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:43,534 INFO L168 Benchmark]: Witness Printer took 4.91 ms. Allocated memory is still 1.2 GB. Free memory is still 961.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:22:43,538 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 840.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.19 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 2203.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 911.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 961.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.91 ms. Allocated memory is still 1.2 GB. Free memory is still 961.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] int *a9; VAL [\old(a9)=13, \old(a9)=12, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={-1:0}] [L1457] CALL entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, a9={0:0}, ldv_global_msg_list={-1:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, \result={1:0}, a9={0:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, size=4] [L1437] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(int))={1:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] return - -3; VAL [\old(a9)=0, \old(a9)=0, \result=3, a9={1:0}, ldv_global_msg_list={-1:0}] [L1448] RET, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={1:0}, ldv_global_msg_list={-1:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=0, \old(a9)=0, a9={1:0}, ldv_global_msg_list={-1:0}, ret=3] [L1453] a9 = 0 VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}, ret=3] [L1457] RET entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 331 locations, 74 error locations. UNSAFE Result, 0.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 52 SDtfs, 27 SDslu, 116 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 1161 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-14 19:22:45,749 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:22:45,750 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:22:45,767 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:22:45,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:22:45,768 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:22:45,769 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:22:45,771 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:22:45,773 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:22:45,773 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:22:45,774 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:22:45,774 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:22:45,775 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:22:45,776 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:22:45,777 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:22:45,778 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:22:45,779 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:22:45,781 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:22:45,783 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:22:45,785 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:22:45,786 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:22:45,787 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:22:45,790 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:22:45,790 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:22:45,790 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:22:45,791 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:22:45,792 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:22:45,793 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:22:45,794 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:22:45,795 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:22:45,795 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:22:45,796 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:22:45,796 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:22:45,797 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:22:45,798 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:22:45,799 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:22:45,799 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-14 19:22:45,817 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:22:45,817 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:22:45,818 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:22:45,819 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:22:45,819 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:22:45,819 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:22:45,819 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:22:45,820 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:22:45,820 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:22:45,820 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:22:45,820 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:22:45,820 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:22:45,820 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:22:45,821 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:22:45,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:22:45,822 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-14 19:22:45,822 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-14 19:22:45,822 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:22:45,822 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:22:45,822 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:22:45,822 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:22:45,823 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:22:45,823 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:22:45,823 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:22:45,823 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:22:45,823 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-14 19:22:45,824 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:22:45,824 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-14 19:22:45,824 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56c8039fadf202d7112858f8720c1e992482ac73 [2019-01-14 19:22:45,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:22:45,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:22:45,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:22:45,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:22:45,921 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:22:45,923 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-14 19:22:45,975 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6e71985/dd8b083c01d7466690de6957ec94553c/FLAG6546a05ad [2019-01-14 19:22:46,493 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:22:46,494 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-14 19:22:46,513 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6e71985/dd8b083c01d7466690de6957ec94553c/FLAG6546a05ad [2019-01-14 19:22:46,752 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6e71985/dd8b083c01d7466690de6957ec94553c [2019-01-14 19:22:46,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:22:46,757 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:22:46,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:22:46,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:22:46,763 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:22:46,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:22:46" (1/1) ... [2019-01-14 19:22:46,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13568bae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:46, skipping insertion in model container [2019-01-14 19:22:46,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:22:46" (1/1) ... [2019-01-14 19:22:46,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:22:46,858 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:22:47,413 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:22:47,516 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:22:47,634 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:22:47,733 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:22:47,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47 WrapperNode [2019-01-14 19:22:47,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:22:47,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:22:47,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:22:47,735 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:22:47,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (1/1) ... [2019-01-14 19:22:47,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (1/1) ... [2019-01-14 19:22:47,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (1/1) ... [2019-01-14 19:22:47,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (1/1) ... [2019-01-14 19:22:47,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (1/1) ... [2019-01-14 19:22:47,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (1/1) ... [2019-01-14 19:22:47,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (1/1) ... [2019-01-14 19:22:47,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:22:47,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:22:47,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:22:47,881 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:22:47,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (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 [2019-01-14 19:22:47,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:22:47,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:22:47,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:22:47,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-01-14 19:22:47,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:22:47,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:22:47,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:22:47,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:22:47,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:22:47,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:22:47,939 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:22:47,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:22:47,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:22:47,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:22:47,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:22:47,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:22:47,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:22:47,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:22:47,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:22:47,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:22:47,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:22:47,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:22:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:22:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:22:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:22:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:22:47,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:22:47,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:22:47,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:22:47,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:22:47,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:22:47,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:22:47,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:22:47,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:22:47,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:22:47,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:22:47,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:22:47,946 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:22:47,946 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:22:47,947 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2019-01-14 19:22:47,948 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2019-01-14 19:22:47,948 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:22:47,948 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:22:47,948 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:22:47,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:22:47,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:22:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:22:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:22:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:22:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:22:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:22:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:22:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:22:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:22:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:22:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:22:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:22:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:22:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:22:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:22:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:22:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:22:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:22:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:22:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:22:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:22:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:22:47,954 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:22:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:22:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:22:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:22:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:22:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:22:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:22:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:22:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:22:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:22:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:22:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:22:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:22:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:22:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:22:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:22:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:22:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:22:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:22:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:22:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:22:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:22:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:22:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:22:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:22:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:22:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:22:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:22:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:22:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:22:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:22:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:22:47,962 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:22:47,962 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:22:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:22:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:22:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:22:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:22:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:22:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:22:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:22:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:22:47,965 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:22:47,967 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:22:47,967 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:22:47,967 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:22:47,967 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:22:47,967 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:22:47,967 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:22:47,967 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:22:47,968 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:22:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:22:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:22:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:22:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:22:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:22:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:22:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:22:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:22:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:22:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:22:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:22:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:22:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:22:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:22:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:22:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:22:47,971 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:22:47,972 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:22:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:22:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:22:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:22:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:22:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:22:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:22:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:22:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:22:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:22:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:22:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:22:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:22:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:22:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:22:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:22:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:22:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:22:47,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:22:47,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:22:47,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:22:47,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:22:47,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:22:47,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:22:47,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:22:47,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:22:47,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-14 19:22:47,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-14 19:22:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:22:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:22:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:22:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:22:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:22:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:22:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:22:47,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:22:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:22:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:22:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:22:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:22:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:22:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:22:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:22:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:22:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:22:47,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-01-14 19:22:47,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:22:47,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:22:47,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-14 19:22:47,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-14 19:22:48,781 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:22:49,608 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:22:50,501 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:22:50,501 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:22:50,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:50 BoogieIcfgContainer [2019-01-14 19:22:50,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:22:50,504 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:22:50,504 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:22:50,508 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:22:50,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:22:46" (1/3) ... [2019-01-14 19:22:50,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dd8334c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:22:50, skipping insertion in model container [2019-01-14 19:22:50,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:47" (2/3) ... [2019-01-14 19:22:50,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dd8334c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:22:50, skipping insertion in model container [2019-01-14 19:22:50,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:50" (3/3) ... [2019-01-14 19:22:50,512 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2019-01-14 19:22:50,522 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:22:50,532 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-14 19:22:50,549 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-14 19:22:50,576 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:22:50,576 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:22:50,576 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:22:50,577 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:22:50,577 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:22:50,577 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:22:50,577 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:22:50,577 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:22:50,577 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:22:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2019-01-14 19:22:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-14 19:22:50,609 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:50,610 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:50,613 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_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_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_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_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_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-14 19:22:50,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:50,621 INFO L82 PathProgramCache]: Analyzing trace with hash 494701192, now seen corresponding path program 1 times [2019-01-14 19:22:50,626 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:50,626 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:50,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:50,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:50,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:50,860 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:22:50,866 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:50,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:22:50,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:22:50,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:22:50,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:50,888 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 5 states. [2019-01-14 19:22:50,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:50,984 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-01-14 19:22:50,985 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:22:50,986 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-01-14 19:22:50,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:50,995 INFO L225 Difference]: With dead ends: 33 [2019-01-14 19:22:50,996 INFO L226 Difference]: Without dead ends: 30 [2019-01-14 19:22:50,998 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:22:51,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-01-14 19:22:51,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-01-14 19:22:51,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-01-14 19:22:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2019-01-14 19:22:51,033 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 19 [2019-01-14 19:22:51,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:51,033 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2019-01-14 19:22:51,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:22:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2019-01-14 19:22:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-14 19:22:51,034 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:51,035 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] [2019-01-14 19:22:51,035 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_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_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_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_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_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-14 19:22:51,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:51,036 INFO L82 PathProgramCache]: Analyzing trace with hash -1844131822, now seen corresponding path program 1 times [2019-01-14 19:22:51,036 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:51,036 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:51,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:51,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:51,153 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (3)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:22:51,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:51,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:22:51,164 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:22:51,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:22:51,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:51,164 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 5 states. [2019-01-14 19:22:51,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:51,181 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2019-01-14 19:22:51,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:22:51,182 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-14 19:22:51,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:51,184 INFO L225 Difference]: With dead ends: 22 [2019-01-14 19:22:51,184 INFO L226 Difference]: Without dead ends: 22 [2019-01-14 19:22:51,185 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:51,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-01-14 19:22:51,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-01-14 19:22:51,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-01-14 19:22:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2019-01-14 19:22:51,189 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2019-01-14 19:22:51,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:51,189 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2019-01-14 19:22:51,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:22:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2019-01-14 19:22:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-14 19:22:51,190 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:51,190 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] [2019-01-14 19:22:51,191 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_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_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_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_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_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE]=== [2019-01-14 19:22:51,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:51,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1333178147, now seen corresponding path program 1 times [2019-01-14 19:22:51,192 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:51,192 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:51,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:22:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:22:51,415 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-14 19:22:51,432 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-14 19:22:51,437 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:22:51,438 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,438 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,438 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:22:51,439 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,439 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,439 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,440 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,442 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,443 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,444 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,444 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,445 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,448 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,448 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,449 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,449 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,449 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,453 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,453 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,454 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,454 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,454 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,455 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2019-01-14 19:22:51,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:22:51 BoogieIcfgContainer [2019-01-14 19:22:51,466 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:22:51,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:22:51,466 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:22:51,467 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:22:51,467 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:50" (3/4) ... [2019-01-14 19:22:51,471 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 19:22:51,471 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:22:51,472 INFO L168 Benchmark]: Toolchain (without parser) took 4716.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 942.0 MB in the beginning and 934.5 MB in the end (delta: 7.5 MB). Peak memory consumption was 155.3 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:51,474 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:22:51,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 975.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -167.3 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:51,476 INFO L168 Benchmark]: Boogie Preprocessor took 145.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:51,476 INFO L168 Benchmark]: RCFGBuilder took 2623.12 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: 98.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:51,478 INFO L168 Benchmark]: TraceAbstraction took 961.75 ms. Allocated memory is still 1.2 GB. Free memory was 998.0 MB in the beginning and 934.5 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:51,478 INFO L168 Benchmark]: Witness Printer took 5.12 ms. Allocated memory is still 1.2 GB. Free memory is still 934.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:22:51,483 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 975.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -167.3 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 145.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2623.12 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: 98.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 961.75 ms. Allocated memory is still 1.2 GB. Free memory was 998.0 MB in the beginning and 934.5 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 11.5 GB. * Witness Printer took 5.12 ms. Allocated memory is still 1.2 GB. Free memory is still 934.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] int *a9; VAL [\old(a9)=null, \old(a9)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}] [L1457] CALL entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, a9={0:0}, ldv_global_msg_list={-2147483647:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, \result={1:0}, a9={0:0}, ldv_global_msg_list={-2147483647:0}, malloc(size)={1:0}, size=4] [L1437] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}, ldv_malloc(sizeof(int))={1:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] return - -3; VAL [\old(a9)=null, \old(a9)=null, \result=3, a9={1:0}, ldv_global_msg_list={-2147483647:0}] [L1448] RET, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={1:0}, ldv_global_msg_list={-2147483647:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=null, \old(a9)=null, a9={1:0}, ldv_global_msg_list={-2147483647:0}, ret=3] [L1453] a9 = 0 VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}, ret=3] [L1457] RET entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2147483647:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 333 locations, 74 error locations. UNSAFE Result, 0.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 52 SDtfs, 27 SDslu, 116 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 1237 SizeOfPredicates, 2 NumberOfNonLiveVariables, 189 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...