./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test8_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test8_true-valid-memsafety_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4662583c594beb423b258ea562778b2db7ade5d4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 22:53:55,508 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 22:53:55,510 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 22:53:55,522 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 22:53:55,523 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 22:53:55,524 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 22:53:55,525 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 22:53:55,528 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 22:53:55,529 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 22:53:55,530 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 22:53:55,531 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 22:53:55,532 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 22:53:55,533 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 22:53:55,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 22:53:55,536 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 22:53:55,537 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 22:53:55,538 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 22:53:55,540 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 22:53:55,542 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 22:53:55,544 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 22:53:55,545 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 22:53:55,547 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 22:53:55,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 22:53:55,550 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 22:53:55,550 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 22:53:55,551 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 22:53:55,553 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 22:53:55,554 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 22:53:55,554 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 22:53:55,556 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 22:53:55,556 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 22:53:55,557 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 22:53:55,557 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 22:53:55,557 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 22:53:55,559 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 22:53:55,560 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 22:53:55,560 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 22:53:55,595 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 22:53:55,595 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 22:53:55,596 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 22:53:55,596 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 22:53:55,599 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 22:53:55,599 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 22:53:55,599 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 22:53:55,599 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 22:53:55,600 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 22:53:55,600 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 22:53:55,600 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 22:53:55,600 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 22:53:55,600 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 22:53:55,601 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 22:53:55,601 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 22:53:55,601 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 22:53:55,601 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 22:53:55,601 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 22:53:55,601 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 22:53:55,603 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 22:53:55,603 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 22:53:55,604 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 22:53:55,604 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 22:53:55,604 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 22:53:55,604 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 22:53:55,605 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 22:53:55,605 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 22:53:55,605 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 22:53:55,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4662583c594beb423b258ea562778b2db7ade5d4 [2018-11-28 22:53:55,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 22:53:55,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 22:53:55,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 22:53:55,688 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 22:53:55,688 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 22:53:55,689 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test8_true-valid-memsafety_true-termination.i [2018-11-28 22:53:55,755 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803aaa536/5d62ba51c014426b87ad7893573a85f2/FLAG2c976a434 [2018-11-28 22:53:56,325 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 22:53:56,326 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test8_true-valid-memsafety_true-termination.i [2018-11-28 22:53:56,363 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803aaa536/5d62ba51c014426b87ad7893573a85f2/FLAG2c976a434 [2018-11-28 22:53:56,565 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803aaa536/5d62ba51c014426b87ad7893573a85f2 [2018-11-28 22:53:56,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 22:53:56,571 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 22:53:56,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 22:53:56,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 22:53:56,578 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 22:53:56,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:53:56" (1/1) ... [2018-11-28 22:53:56,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b3a802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:56, skipping insertion in model container [2018-11-28 22:53:56,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:53:56" (1/1) ... [2018-11-28 22:53:56,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 22:53:56,658 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 22:53:57,209 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 22:53:57,231 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 22:53:57,413 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 22:53:57,518 INFO L195 MainTranslator]: Completed translation [2018-11-28 22:53:57,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57 WrapperNode [2018-11-28 22:53:57,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 22:53:57,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 22:53:57,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 22:53:57,520 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 22:53:57,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (1/1) ... [2018-11-28 22:53:57,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (1/1) ... [2018-11-28 22:53:57,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (1/1) ... [2018-11-28 22:53:57,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (1/1) ... [2018-11-28 22:53:57,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (1/1) ... [2018-11-28 22:53:57,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (1/1) ... [2018-11-28 22:53:57,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (1/1) ... [2018-11-28 22:53:57,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 22:53:57,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 22:53:57,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 22:53:57,651 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 22:53:57,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (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 [2018-11-28 22:53:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 22:53:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 22:53:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:53:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 22:53:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 22:53:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 22:53:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 22:53:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 22:53:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 22:53:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 22:53:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 22:53:57,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 22:53:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 22:53:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 22:53:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 22:53:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 22:53:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 22:53:57,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 22:53:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 22:53:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 22:53:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 22:53:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 22:53:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 22:53:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 22:53:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 22:53:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 22:53:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 22:53:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 22:53:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 22:53:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 22:53:57,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 22:53:57,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 22:53:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 22:53:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 22:53:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 22:53:57,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 22:53:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 22:53:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 22:53:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_8 [2018-11-28 22:53:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure free_8 [2018-11-28 22:53:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 22:53:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 22:53:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 22:53:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 22:53:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 22:53:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 22:53:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 22:53:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 22:53:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 22:53:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 22:53:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 22:53:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 22:53:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 22:53:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 22:53:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 22:53:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 22:53:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 22:53:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 22:53:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 22:53:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 22:53:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 22:53:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 22:53:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 22:53:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 22:53:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 22:53:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 22:53:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 22:53:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 22:53:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 22:53:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 22:53:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 22:53:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 22:53:57,748 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 22:53:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 22:53:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 22:53:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 22:53:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 22:53:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 22:53:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 22:53:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 22:53:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 22:53:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 22:53:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 22:53:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 22:53:57,751 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 22:53:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 22:53:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 22:53:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 22:53:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 22:53:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 22:53:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 22:53:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 22:53:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 22:53:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 22:53:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 22:53:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 22:53:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 22:53:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 22:53:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 22:53:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 22:53:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 22:53:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 22:53:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 22:53:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 22:53:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 22:53:57,756 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 22:53:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 22:53:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 22:53:57,757 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 22:53:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 22:53:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 22:53:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 22:53:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 22:53:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 22:53:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 22:53:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 22:53:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 22:53:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 22:53:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 22:53:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 22:53:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 22:53:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 22:53:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 22:53:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 22:53:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 22:53:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 22:53:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 22:53:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 22:53:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 22:53:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 22:53:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 22:53:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 22:53:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 22:53:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 22:53:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 22:53:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 22:53:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 22:53:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 22:53:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 22:53:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 22:53:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 22:53:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 22:53:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 22:53:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 22:53:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 22:53:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 22:53:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 22:53:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 22:53:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 22:53:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 22:53:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 22:53:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 22:53:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 22:53:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 22:53:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 22:53:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 22:53:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 22:53:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 22:53:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 22:53:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 22:53:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 22:53:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 22:53:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 22:53:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 22:53:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 22:53:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 22:53:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 22:53:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 22:53:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 22:53:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 22:53:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 22:53:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 22:53:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:53:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 22:53:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 22:53:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 22:53:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 22:53:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 22:53:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 22:53:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 22:53:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 22:53:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 22:53:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 22:53:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 22:53:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 22:53:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 22:53:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 22:53:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_8 [2018-11-28 22:53:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure free_8 [2018-11-28 22:53:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 22:53:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 22:53:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 22:53:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 22:53:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 22:53:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 22:53:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 22:53:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 22:53:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 22:53:58,654 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 22:53:59,214 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 22:54:00,025 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 22:54:00,025 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 22:54:00,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:54:00 BoogieIcfgContainer [2018-11-28 22:54:00,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 22:54:00,027 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 22:54:00,027 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 22:54:00,031 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 22:54:00,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:53:56" (1/3) ... [2018-11-28 22:54:00,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6e366a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:54:00, skipping insertion in model container [2018-11-28 22:54:00,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:57" (2/3) ... [2018-11-28 22:54:00,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6e366a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:54:00, skipping insertion in model container [2018-11-28 22:54:00,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:54:00" (3/3) ... [2018-11-28 22:54:00,034 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test8_true-valid-memsafety_true-termination.i [2018-11-28 22:54:00,045 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 22:54:00,054 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-11-28 22:54:00,073 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-11-28 22:54:00,100 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 22:54:00,100 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 22:54:00,101 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 22:54:00,101 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 22:54:00,101 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 22:54:00,101 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 22:54:00,101 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 22:54:00,101 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 22:54:00,101 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 22:54:00,124 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-11-28 22:54:00,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-28 22:54:00,134 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:54:00,135 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:54:00,138 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_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_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_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]=== [2018-11-28 22:54:00,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:54:00,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1789546722, now seen corresponding path program 1 times [2018-11-28 22:54:00,149 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:54:00,150 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:54:00,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:00,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:54:00,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:54:00,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:54:00,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:54:00,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 22:54:00,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 22:54:00,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 22:54:00,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:54:00,635 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 5 states. [2018-11-28 22:54:01,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:54:01,006 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2018-11-28 22:54:01,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 22:54:01,010 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-11-28 22:54:01,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:54:01,021 INFO L225 Difference]: With dead ends: 30 [2018-11-28 22:54:01,021 INFO L226 Difference]: Without dead ends: 27 [2018-11-28 22:54:01,023 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 22:54:01,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-11-28 22:54:01,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-11-28 22:54:01,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-28 22:54:01,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2018-11-28 22:54:01,065 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 18 [2018-11-28 22:54:01,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:54:01,065 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2018-11-28 22:54:01,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 22:54:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-11-28 22:54:01,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 22:54:01,067 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:54:01,067 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:54:01,067 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_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_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_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]=== [2018-11-28 22:54:01,068 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:54:01,068 INFO L82 PathProgramCache]: Analyzing trace with hash -358626189, now seen corresponding path program 1 times [2018-11-28 22:54:01,068 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:54:01,068 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:54:01,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:01,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:54:01,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:54:01,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:54:01,209 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:54:01,209 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 22:54:01,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 22:54:01,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 22:54:01,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:54:01,211 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 5 states. [2018-11-28 22:54:01,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:54:01,396 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2018-11-28 22:54:01,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 22:54:01,397 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-11-28 22:54:01,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:54:01,401 INFO L225 Difference]: With dead ends: 39 [2018-11-28 22:54:01,401 INFO L226 Difference]: Without dead ends: 39 [2018-11-28 22:54:01,402 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 [2018-11-28 22:54:01,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-11-28 22:54:01,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38. [2018-11-28 22:54:01,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-28 22:54:01,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2018-11-28 22:54:01,417 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 19 [2018-11-28 22:54:01,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:54:01,417 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2018-11-28 22:54:01,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 22:54:01,417 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2018-11-28 22:54:01,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 22:54:01,421 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:54:01,421 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:54:01,421 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_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_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_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]=== [2018-11-28 22:54:01,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:54:01,422 INFO L82 PathProgramCache]: Analyzing trace with hash -555139694, now seen corresponding path program 1 times [2018-11-28 22:54:01,422 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:54:01,422 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:54:01,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:01,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:54:01,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:54:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:54:01,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:54:01,588 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 22:54:01,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 22:54:01,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 22:54:01,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:54:01,589 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand 5 states. [2018-11-28 22:54:01,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:54:01,704 INFO L93 Difference]: Finished difference Result 38 states and 39 transitions. [2018-11-28 22:54:01,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 22:54:01,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-11-28 22:54:01,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:54:01,706 INFO L225 Difference]: With dead ends: 38 [2018-11-28 22:54:01,707 INFO L226 Difference]: Without dead ends: 38 [2018-11-28 22:54:01,707 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 22:54:01,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-11-28 22:54:01,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 35. [2018-11-28 22:54:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-28 22:54:01,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-11-28 22:54:01,713 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 19 [2018-11-28 22:54:01,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:54:01,714 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-11-28 22:54:01,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 22:54:01,714 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-28 22:54:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-28 22:54:01,715 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:54:01,715 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:54:01,716 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_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_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_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]=== [2018-11-28 22:54:01,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:54:01,716 INFO L82 PathProgramCache]: Analyzing trace with hash 360007065, now seen corresponding path program 1 times [2018-11-28 22:54:01,716 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:54:01,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:54:01,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:01,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:54:01,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:54:01,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:54:01,797 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:54:01,797 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 22:54:01,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 22:54:01,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 22:54:01,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 22:54:01,798 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 6 states. [2018-11-28 22:54:01,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:54:01,917 INFO L93 Difference]: Finished difference Result 36 states and 36 transitions. [2018-11-28 22:54:01,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 22:54:01,918 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-11-28 22:54:01,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:54:01,919 INFO L225 Difference]: With dead ends: 36 [2018-11-28 22:54:01,919 INFO L226 Difference]: Without dead ends: 36 [2018-11-28 22:54:01,920 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-28 22:54:01,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-11-28 22:54:01,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2018-11-28 22:54:01,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-28 22:54:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2018-11-28 22:54:01,927 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 35 transitions. Word has length 23 [2018-11-28 22:54:01,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:54:01,927 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 35 transitions. [2018-11-28 22:54:01,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 22:54:01,928 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2018-11-28 22:54:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-28 22:54:01,930 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:54:01,930 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:54:01,931 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_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_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_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]=== [2018-11-28 22:54:01,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:54:01,931 INFO L82 PathProgramCache]: Analyzing trace with hash -145551560, now seen corresponding path program 1 times [2018-11-28 22:54:01,931 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:54:01,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:54:01,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:01,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:54:01,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:54:01,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:54:01,989 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:54:01,989 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 22:54:01,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 22:54:01,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 22:54:01,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 22:54:01,992 INFO L87 Difference]: Start difference. First operand 35 states and 35 transitions. Second operand 3 states. [2018-11-28 22:54:02,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:54:02,043 INFO L93 Difference]: Finished difference Result 39 states and 38 transitions. [2018-11-28 22:54:02,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 22:54:02,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2018-11-28 22:54:02,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:54:02,046 INFO L225 Difference]: With dead ends: 39 [2018-11-28 22:54:02,046 INFO L226 Difference]: Without dead ends: 26 [2018-11-28 22:54:02,047 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 22:54:02,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-11-28 22:54:02,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-11-28 22:54:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-28 22:54:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 25 transitions. [2018-11-28 22:54:02,054 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 25 transitions. Word has length 23 [2018-11-28 22:54:02,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:54:02,054 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 25 transitions. [2018-11-28 22:54:02,054 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 22:54:02,054 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 25 transitions. [2018-11-28 22:54:02,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-28 22:54:02,055 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:54:02,055 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:54:02,056 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_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_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_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]=== [2018-11-28 22:54:02,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:54:02,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1785270965, now seen corresponding path program 1 times [2018-11-28 22:54:02,057 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:54:02,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:54:02,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:02,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:54:02,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:54:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:54:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:54:02,372 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:54:02,372 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 22:54:02,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 22:54:02,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 22:54:02,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-28 22:54:02,375 INFO L87 Difference]: Start difference. First operand 26 states and 25 transitions. Second operand 8 states. [2018-11-28 22:54:02,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:54:02,523 INFO L93 Difference]: Finished difference Result 25 states and 24 transitions. [2018-11-28 22:54:02,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 22:54:02,524 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-11-28 22:54:02,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:54:02,525 INFO L225 Difference]: With dead ends: 25 [2018-11-28 22:54:02,525 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 22:54:02,526 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-28 22:54:02,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 22:54:02,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 22:54:02,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 22:54:02,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 22:54:02,527 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2018-11-28 22:54:02,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:54:02,527 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 22:54:02,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 22:54:02,527 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 22:54:02,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 22:54:02,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:54:02 BoogieIcfgContainer [2018-11-28 22:54:02,533 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 22:54:02,534 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 22:54:02,534 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 22:54:02,534 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 22:54:02,535 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:54:00" (3/4) ... [2018-11-28 22:54:02,539 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 22:54:02,548 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2018-11-28 22:54:02,549 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2018-11-28 22:54:02,549 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2018-11-28 22:54:02,549 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2018-11-28 22:54:02,549 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_8 [2018-11-28 22:54:02,549 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2018-11-28 22:54:02,549 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2018-11-28 22:54:02,549 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2018-11-28 22:54:02,549 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 22:54:02,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2018-11-28 22:54:02,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2018-11-28 22:54:02,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2018-11-28 22:54:02,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2018-11-28 22:54:02,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:54:02,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2018-11-28 22:54:02,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2018-11-28 22:54:02,550 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2018-11-28 22:54:02,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-28 22:54:02,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2018-11-28 22:54:02,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2018-11-28 22:54:02,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2018-11-28 22:54:02,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2018-11-28 22:54:02,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2018-11-28 22:54:02,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_8 [2018-11-28 22:54:02,551 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2018-11-28 22:54:02,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2018-11-28 22:54:02,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2018-11-28 22:54:02,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-28 22:54:02,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2018-11-28 22:54:02,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-11-28 22:54:02,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2018-11-28 22:54:02,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2018-11-28 22:54:02,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2018-11-28 22:54:02,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2018-11-28 22:54:02,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-28 22:54:02,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2018-11-28 22:54:02,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2018-11-28 22:54:02,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 22:54:02,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-28 22:54:02,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2018-11-28 22:54:02,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-28 22:54:02,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2018-11-28 22:54:02,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2018-11-28 22:54:02,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2018-11-28 22:54:02,562 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2018-11-28 22:54:02,562 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-28 22:54:02,563 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 22:54:02,563 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 22:54:02,563 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 22:54:02,631 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 22:54:02,631 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 22:54:02,632 INFO L168 Benchmark]: Toolchain (without parser) took 6061.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 954.0 MB in the beginning and 889.4 MB in the end (delta: 64.6 MB). Peak memory consumption was 202.0 MB. Max. memory is 11.5 GB. [2018-11-28 22:54:02,634 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. [2018-11-28 22:54:02,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 946.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -162.7 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-28 22:54:02,635 INFO L168 Benchmark]: Boogie Preprocessor took 129.92 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 22:54:02,636 INFO L168 Benchmark]: RCFGBuilder took 2375.78 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. [2018-11-28 22:54:02,637 INFO L168 Benchmark]: TraceAbstraction took 2506.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 896.1 MB in the end (delta: 109.0 MB). Peak memory consumption was 109.0 MB. Max. memory is 11.5 GB. [2018-11-28 22:54:02,637 INFO L168 Benchmark]: Witness Printer took 97.16 ms. Allocated memory is still 1.2 GB. Free memory was 896.1 MB in the beginning and 889.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 22:54:02,641 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 946.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -162.7 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 129.92 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2375.78 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 2506.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 896.1 MB in the end (delta: 109.0 MB). Peak memory consumption was 109.0 MB. Max. memory is 11.5 GB. * Witness Printer took 97.16 ms. Allocated memory is still 1.2 GB. Free memory was 896.1 MB in the beginning and 889.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1441]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1441]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1450]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 69 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 319 locations, 69 error locations. SAFE Result, 2.4s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 155 SDtfs, 72 SDslu, 285 SDs, 0 SdLazy, 172 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred 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, 6 MinimizatonAttempts, 5 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 8649 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...