./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 19:20:28,512 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:20:28,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:20:28,530 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:20:28,531 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:20:28,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:20:28,533 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:20:28,535 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:20:28,537 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:20:28,538 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:20:28,539 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:20:28,539 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:20:28,540 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:20:28,542 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:20:28,543 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:20:28,544 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:20:28,545 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:20:28,547 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:20:28,550 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:20:28,551 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:20:28,553 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:20:28,554 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:20:28,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:20:28,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:20:28,557 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:20:28,559 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:20:28,560 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:20:28,561 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:20:28,562 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:20:28,563 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:20:28,563 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:20:28,564 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:20:28,564 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:20:28,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:20:28,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:20:28,567 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:20:28,567 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-14 19:20:28,585 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:20:28,586 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:20:28,587 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:20:28,587 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:20:28,587 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:20:28,588 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:20:28,588 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:20:28,588 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:20:28,589 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:20:28,589 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:20:28,589 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:20:28,589 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:20:28,589 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:20:28,590 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:20:28,590 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:20:28,590 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:20:28,590 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:20:28,590 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:20:28,591 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:20:28,592 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:20:28,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:20:28,593 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:20:28,593 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:20:28,593 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 19:20:28,593 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:20:28,593 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 -> 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd [2019-01-14 19:20:28,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:20:28,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:20:28,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:20:28,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:20:28,653 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:20:28,654 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-14 19:20:28,727 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364692228/954b1d524dc4451f9ad925356d689f24/FLAG71511d38a [2019-01-14 19:20:29,214 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:20:29,215 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-14 19:20:29,232 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364692228/954b1d524dc4451f9ad925356d689f24/FLAG71511d38a [2019-01-14 19:20:29,525 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/364692228/954b1d524dc4451f9ad925356d689f24 [2019-01-14 19:20:29,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:20:29,529 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:20:29,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:20:29,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:20:29,535 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:20:29,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:20:29" (1/1) ... [2019-01-14 19:20:29,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27fc8e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:29, skipping insertion in model container [2019-01-14 19:20:29,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:20:29" (1/1) ... [2019-01-14 19:20:29,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:20:29,617 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:20:30,107 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:20:30,124 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:20:30,299 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:20:30,388 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:20:30,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30 WrapperNode [2019-01-14 19:20:30,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:20:30,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:20:30,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:20:30,391 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:20:30,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (1/1) ... [2019-01-14 19:20:30,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (1/1) ... [2019-01-14 19:20:30,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (1/1) ... [2019-01-14 19:20:30,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (1/1) ... [2019-01-14 19:20:30,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (1/1) ... [2019-01-14 19:20:30,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (1/1) ... [2019-01-14 19:20:30,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (1/1) ... [2019-01-14 19:20:30,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:20:30,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:20:30,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:20:30,505 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:20:30,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:20:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:20:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:20:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:20:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:20:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:20:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:20:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:20:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:20:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:20:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:20:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:20:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:20:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:20:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:20:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:20:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:20:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:20:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:20:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:20:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:20:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:20:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:20:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:20:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:20:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:20:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:20:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:20:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:20:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:20:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:20:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:20:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:20:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:20:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:20:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:20:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:20:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:20:30,575 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:20:30,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2019-01-14 19:20:30,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2019-01-14 19:20:30,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2019-01-14 19:20:30,576 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2019-01-14 19:20:30,576 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:20:30,576 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:20:30,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:20:30,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:20:30,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:20:30,577 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:20:30,577 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:20:30,577 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:20:30,577 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:20:30,577 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:20:30,577 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:20:30,577 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:20:30,578 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:20:30,578 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:20:30,578 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:20:30,578 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:20:30,578 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:20:30,578 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:20:30,578 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:20:30,578 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:20:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:20:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:20:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:20:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:20:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:20:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:20:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:20:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:20:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:20:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:20:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:20:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:20:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:20:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:20:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:20:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:20:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:20:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:20:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:20:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:20:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:20:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:20:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:20:30,582 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:20:30,583 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:20:30,583 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:20:30,583 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:20:30,583 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:20:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:20:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:20:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:20:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:20:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:20:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:20:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:20:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:20:30,585 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:20:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:20:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:20:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:20:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:20:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:20:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:20:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:20:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:20:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:20:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:20:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:20:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:20:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:20:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:20:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:20:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:20:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:20:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:20:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:20:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:20:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:20:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:20:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:20:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:20:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:20:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:20:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:20:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:20:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:20:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:20:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:20:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:20:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:20:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:20:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:20:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:20:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:20:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:20:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:20:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:20:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:20:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:20:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:20:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:20:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:20:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:20:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:20:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:20:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:20:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:20:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:20:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:20:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:20:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:20:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:20:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:20:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:20:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:20:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:20:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:20:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:20:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:20:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:20:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:20:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:20:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:20:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:20:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:20:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:20:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:20:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:20:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:20:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:20:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:20:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:20:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:20:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:20:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:20:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:20:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-14 19:20:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-14 19:20:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:20:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:20:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:20:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2019-01-14 19:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2019-01-14 19:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2019-01-14 19:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2019-01-14 19:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-14 19:20:30,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-14 19:20:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:20:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:20:31,349 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:20:32,007 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:20:32,543 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:20:32,543 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:20:32,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:32 BoogieIcfgContainer [2019-01-14 19:20:32,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:20:32,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:20:32,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:20:32,548 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:20:32,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:20:29" (1/3) ... [2019-01-14 19:20:32,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bac2f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:20:32, skipping insertion in model container [2019-01-14 19:20:32,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:30" (2/3) ... [2019-01-14 19:20:32,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bac2f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:20:32, skipping insertion in model container [2019-01-14 19:20:32,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:32" (3/3) ... [2019-01-14 19:20:32,551 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-14 19:20:32,562 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:20:32,572 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-14 19:20:32,589 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-14 19:20:32,610 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:20:32,611 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:20:32,611 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:20:32,611 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:20:32,611 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:20:32,611 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:20:32,612 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:20:32,612 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:20:32,612 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:20:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2019-01-14 19:20:32,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-14 19:20:32,649 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:32,650 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:20:32,653 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:20:32,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:32,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1587228708, now seen corresponding path program 1 times [2019-01-14 19:20:32,666 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:32,666 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:32,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:32,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:32,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:20:33,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:33,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:20:33,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:20:33,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:20:33,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:20:33,108 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 5 states. [2019-01-14 19:20:33,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:33,270 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2019-01-14 19:20:33,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:20:33,278 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-14 19:20:33,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:33,297 INFO L225 Difference]: With dead ends: 35 [2019-01-14 19:20:33,297 INFO L226 Difference]: Without dead ends: 32 [2019-01-14 19:20:33,300 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:20:33,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2019-01-14 19:20:33,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2019-01-14 19:20:33,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-01-14 19:20:33,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-01-14 19:20:33,370 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2019-01-14 19:20:33,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:33,370 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-01-14 19:20:33,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:20:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-01-14 19:20:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-14 19:20:33,373 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:33,373 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:20:33,374 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:20:33,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:33,378 INFO L82 PathProgramCache]: Analyzing trace with hash -209722651, now seen corresponding path program 1 times [2019-01-14 19:20:33,378 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:33,378 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:33,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:33,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:33,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:20:33,497 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:33,497 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-14 19:20:33,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-14 19:20:33,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 19:20:33,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:20:33,499 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2019-01-14 19:20:33,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:33,588 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2019-01-14 19:20:33,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 19:20:33,589 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-01-14 19:20:33,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:33,590 INFO L225 Difference]: With dead ends: 36 [2019-01-14 19:20:33,590 INFO L226 Difference]: Without dead ends: 25 [2019-01-14 19:20:33,591 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:20:33,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-14 19:20:33,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-14 19:20:33,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-14 19:20:33,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2019-01-14 19:20:33,596 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 20 [2019-01-14 19:20:33,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:33,597 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2019-01-14 19:20:33,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-14 19:20:33,597 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2019-01-14 19:20:33,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-14 19:20:33,598 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:33,598 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] [2019-01-14 19:20:33,598 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:20:33,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:33,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1631909055, now seen corresponding path program 1 times [2019-01-14 19:20:33,599 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:33,599 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:33,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:33,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:33,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:20:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:20:33,672 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-14 19:20:33,688 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-14 19:20:33,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:20:33,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:20:33,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:20:33 BoogieIcfgContainer [2019-01-14 19:20:33,721 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:20:33,722 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:20:33,722 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:20:33,722 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:20:33,723 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:32" (3/4) ... [2019-01-14 19:20:33,728 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 19:20:33,729 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:20:33,730 INFO L168 Benchmark]: Toolchain (without parser) took 4201.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 948.7 MB in the beginning and 967.9 MB in the end (delta: -19.3 MB). Peak memory consumption was 126.0 MB. Max. memory is 11.5 GB. [2019-01-14 19:20:33,733 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:20:33,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 859.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. [2019-01-14 19:20:33,737 INFO L168 Benchmark]: Boogie Preprocessor took 113.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:20:33,738 INFO L168 Benchmark]: RCFGBuilder took 2040.17 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: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. [2019-01-14 19:20:33,740 INFO L168 Benchmark]: TraceAbstraction took 1175.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 967.9 MB in the end (delta: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. [2019-01-14 19:20:33,742 INFO L168 Benchmark]: Witness Printer took 7.68 ms. Allocated memory is still 1.2 GB. Free memory is still 967.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:20:33,747 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 859.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 113.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2040.17 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: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1175.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 967.9 MB in the end (delta: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. * Witness Printer took 7.68 ms. Allocated memory is still 1.2 GB. Free memory is still 967.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1468]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1468. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1441] struct ldv_device *saved_device_20; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, \old(saved_device_20)=21, \old(saved_device_20)=20, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1469] CALL entry_point() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1463] CALL alloc_20() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1456] CALL, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, \old(size)=16, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, \old(size)=16, \result={1:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, saved_device_20={0:0}, size=16] [L1456] RET, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(struct A20))={1:0}, saved_device_20={0:0}] [L1456] struct A20 *p = (struct A20*)ldv_malloc(sizeof(struct A20)); [L1457] COND TRUE \read(*p) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, p={1:0}, saved_device_20={0:0}] [L1458] CALL ldv_register_device(&p->dev) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, dev={1:4}, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1444] saved_device_20 = dev VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, dev={1:4}, dev={1:4}, ldv_global_msg_list={-1:0}, saved_device_20={1:4}] [L1458] RET ldv_register_device(&p->dev) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, p={1:0}, saved_device_20={1:4}] [L1463] RET alloc_20() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={1:4}] [L1465] saved_device_20 = 0 VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1469] RET entry_point() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 331 locations, 71 error locations. UNSAFE Result, 1.1s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 56 SDtfs, 5 SDslu, 93 SDs, 0 SdLazy, 23 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 1520 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-14 19:20:36,024 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:20:36,025 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:20:36,037 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:20:36,037 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:20:36,038 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:20:36,040 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:20:36,041 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:20:36,043 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:20:36,044 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:20:36,045 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:20:36,045 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:20:36,046 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:20:36,047 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:20:36,048 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:20:36,049 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:20:36,050 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:20:36,052 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:20:36,054 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:20:36,056 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:20:36,057 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:20:36,058 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:20:36,061 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:20:36,062 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:20:36,062 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:20:36,063 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:20:36,064 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:20:36,065 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:20:36,066 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:20:36,067 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:20:36,067 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:20:36,068 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:20:36,068 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:20:36,069 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:20:36,070 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:20:36,071 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:20:36,071 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-14 19:20:36,098 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:20:36,098 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:20:36,099 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:20:36,099 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:20:36,099 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:20:36,101 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:20:36,101 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:20:36,101 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:20:36,101 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:20:36,102 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:20:36,102 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:20:36,102 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:20:36,102 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:20:36,102 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:20:36,102 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:20:36,104 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-14 19:20:36,105 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-14 19:20:36,105 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:20:36,105 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:20:36,105 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:20:36,105 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:20:36,106 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:20:36,108 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:20:36,108 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:20:36,108 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:20:36,108 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-14 19:20:36,109 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:20:36,109 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-14 19:20:36,110 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd [2019-01-14 19:20:36,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:20:36,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:20:36,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:20:36,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:20:36,177 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:20:36,177 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-14 19:20:36,243 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86e288302/591709d5f7a14b228b594f9d8d56aa9e/FLAG05d8a1918 [2019-01-14 19:20:36,795 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:20:36,797 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-14 19:20:36,819 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86e288302/591709d5f7a14b228b594f9d8d56aa9e/FLAG05d8a1918 [2019-01-14 19:20:37,023 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86e288302/591709d5f7a14b228b594f9d8d56aa9e [2019-01-14 19:20:37,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:20:37,029 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:20:37,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:20:37,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:20:37,034 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:20:37,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:37,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498cf4a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37, skipping insertion in model container [2019-01-14 19:20:37,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:37,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:20:37,102 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:20:37,689 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:20:37,723 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:20:37,882 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:20:37,967 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:20:37,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37 WrapperNode [2019-01-14 19:20:37,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:20:37,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:20:37,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:20:37,969 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:20:37,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:37,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:38,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:38,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:38,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:38,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:38,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (1/1) ... [2019-01-14 19:20:38,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:20:38,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:20:38,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:20:38,098 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:20:38,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:20:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:20:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:20:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:20:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-01-14 19:20:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:20:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:20:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:20:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:20:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:20:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:20:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:20:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:20:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:20:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:20:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:20:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:20:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:20:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:20:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:20:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:20:38,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:20:38,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:20:38,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:20:38,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:20:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:20:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:20:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:20:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:20:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:20:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:20:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:20:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:20:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:20:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:20:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:20:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:20:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:20:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:20:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:20:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2019-01-14 19:20:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2019-01-14 19:20:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2019-01-14 19:20:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2019-01-14 19:20:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:20:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:20:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:20:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:20:38,175 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:20:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:20:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:20:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:20:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:20:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:20:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:20:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:20:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:20:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:20:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:20:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:20:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:20:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:20:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:20:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:20:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:20:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:20:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:20:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:20:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:20:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:20:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:20:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:20:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:20:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:20:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:20:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:20:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:20:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:20:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:20:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:20:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:20:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:20:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:20:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:20:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:20:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:20:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:20:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:20:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:20:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:20:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:20:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:20:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:20:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:20:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:20:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:20:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:20:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:20:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:20:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:20:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:20:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:20:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:20:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:20:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:20:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:20:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:20:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:20:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:20:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:20:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:20:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:20:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:20:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:20:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:20:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:20:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:20:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:20:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:20:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:20:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:20:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:20:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:20:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:20:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:20:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:20:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:20:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:20:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:20:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:20:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:20:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:20:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:20:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:20:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:20:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:20:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:20:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:20:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:20:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:20:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:20:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:20:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:20:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:20:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:20:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:20:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:20:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:20:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:20:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:20:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:20:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:20:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:20:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:20:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:20:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:20:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:20:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:20:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:20:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:20:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:20:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:20:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:20:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:20:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:20:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:20:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:20:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:20:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:20:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:20:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:20:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:20:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-14 19:20:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:20:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:20:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:20:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:20:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:20:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:20:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:20:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:20:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:20:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:20:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2019-01-14 19:20:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2019-01-14 19:20:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2019-01-14 19:20:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2019-01-14 19:20:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:20:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:20:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:20:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:20:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:20:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:20:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-01-14 19:20:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:20:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:20:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-14 19:20:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-14 19:20:39,139 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:20:40,104 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:20:41,135 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:20:41,135 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:20:41,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:41 BoogieIcfgContainer [2019-01-14 19:20:41,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:20:41,138 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:20:41,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:20:41,142 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:20:41,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:20:37" (1/3) ... [2019-01-14 19:20:41,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e970c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:20:41, skipping insertion in model container [2019-01-14 19:20:41,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:37" (2/3) ... [2019-01-14 19:20:41,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e970c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:20:41, skipping insertion in model container [2019-01-14 19:20:41,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:41" (3/3) ... [2019-01-14 19:20:41,147 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-14 19:20:41,158 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:20:41,167 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-14 19:20:41,185 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-14 19:20:41,213 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:20:41,214 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:20:41,214 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:20:41,214 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:20:41,214 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:20:41,214 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:20:41,214 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:20:41,215 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:20:41,215 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:20:41,238 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2019-01-14 19:20:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-14 19:20:41,250 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:41,251 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:20:41,257 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:41,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:41,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1135471229, now seen corresponding path program 1 times [2019-01-14 19:20:41,270 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:20:41,271 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:20:41,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:41,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:20:41,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:20:41,494 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:20:41,504 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:41,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:20:41,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:20:41,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:20:41,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:20:41,521 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 5 states. [2019-01-14 19:20:41,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:41,568 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2019-01-14 19:20:41,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:20:41,571 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-14 19:20:41,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:41,581 INFO L225 Difference]: With dead ends: 35 [2019-01-14 19:20:41,581 INFO L226 Difference]: Without dead ends: 32 [2019-01-14 19:20:41,583 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:20:41,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2019-01-14 19:20:41,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2019-01-14 19:20:41,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-01-14 19:20:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-01-14 19:20:41,623 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2019-01-14 19:20:41,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:41,624 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-01-14 19:20:41,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:20:41,624 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-01-14 19:20:41,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-14 19:20:41,625 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:41,625 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:20:41,626 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:41,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:41,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1362544708, now seen corresponding path program 1 times [2019-01-14 19:20:41,627 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:20:41,627 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:20:41,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:41,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:20:41,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:20:41,727 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:20:41,732 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:41,732 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-14 19:20:41,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-14 19:20:41,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 19:20:41,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:20:41,735 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2019-01-14 19:20:41,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:41,915 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2019-01-14 19:20:41,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 19:20:41,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-01-14 19:20:41,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:41,918 INFO L225 Difference]: With dead ends: 36 [2019-01-14 19:20:41,919 INFO L226 Difference]: Without dead ends: 25 [2019-01-14 19:20:41,921 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:20:41,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-14 19:20:41,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-14 19:20:41,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-14 19:20:41,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2019-01-14 19:20:41,930 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 20 [2019-01-14 19:20:41,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:41,930 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2019-01-14 19:20:41,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-14 19:20:41,931 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2019-01-14 19:20:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-14 19:20:41,933 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:41,933 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] [2019-01-14 19:20:41,934 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:41,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:41,934 INFO L82 PathProgramCache]: Analyzing trace with hash -617093504, now seen corresponding path program 1 times [2019-01-14 19:20:41,937 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:20:41,937 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:20:41,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:20:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:20:42,272 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-14 19:20:42,307 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-14 19:20:42,325 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:20:42,325 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:20:42,326 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,326 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,326 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,327 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,327 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,330 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,330 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,334 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,336 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,336 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,340 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,340 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,341 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,341 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,342 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,342 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,343 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,343 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,343 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,343 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-14 19:20:42,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:20:42 BoogieIcfgContainer [2019-01-14 19:20:42,369 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:20:42,369 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:20:42,370 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:20:42,370 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:20:42,371 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:41" (3/4) ... [2019-01-14 19:20:42,385 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 19:20:42,385 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:20:42,386 INFO L168 Benchmark]: Toolchain (without parser) took 5358.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 940.6 MB in the beginning and 933.1 MB in the end (delta: 7.5 MB). Peak memory consumption was 153.8 MB. Max. memory is 11.5 GB. [2019-01-14 19:20:42,391 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:20:42,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 938.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -173.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2019-01-14 19:20:42,396 INFO L168 Benchmark]: Boogie Preprocessor took 129.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:20:42,396 INFO L168 Benchmark]: RCFGBuilder took 3039.54 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: 104.7 MB). Peak memory consumption was 104.7 MB. Max. memory is 11.5 GB. [2019-01-14 19:20:42,397 INFO L168 Benchmark]: TraceAbstraction took 1230.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 933.1 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. [2019-01-14 19:20:42,403 INFO L168 Benchmark]: Witness Printer took 15.65 ms. Allocated memory is still 1.2 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:20:42,410 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 938.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -173.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 129.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3039.54 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: 104.7 MB). Peak memory consumption was 104.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1230.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 933.1 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. * Witness Printer took 15.65 ms. Allocated memory is still 1.2 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1468]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1468. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1441] struct ldv_device *saved_device_20; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, \old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1469] CALL entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1463] CALL alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1456] CALL, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, \result={1:0}, ldv_global_msg_list={-2147483647:0}, malloc(size)={1:0}, saved_device_20={0:0}, size=16] [L1456] RET, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, ldv_malloc(sizeof(struct A20))={1:0}, saved_device_20={0:0}] [L1456] struct A20 *p = (struct A20*)ldv_malloc(sizeof(struct A20)); [L1457] COND TRUE \read(*p) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, p={1:0}, saved_device_20={0:0}] [L1458] CALL ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1:4}, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1444] saved_device_20 = dev VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1:4}, dev={1:4}, ldv_global_msg_list={-2147483647:0}, saved_device_20={1:4}] [L1458] RET ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, p={1:0}, saved_device_20={1:4}] [L1463] RET alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={1:4}] [L1465] saved_device_20 = 0 VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1469] RET entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 333 locations, 71 error locations. UNSAFE Result, 1.1s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 56 SDtfs, 5 SDslu, 93 SDs, 0 SdLazy, 23 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 1520 SizeOfPredicates, 1 NumberOfNonLiveVariables, 182 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...