java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test17_1_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 16:03:06,047 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 16:03:06,048 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 16:03:06,063 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 16:03:06,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 16:03:06,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 16:03:06,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 16:03:06,066 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 16:03:06,068 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 16:03:06,069 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 16:03:06,070 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 16:03:06,070 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 16:03:06,071 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 16:03:06,072 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 16:03:06,073 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 16:03:06,075 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 16:03:06,076 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 16:03:06,078 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 16:03:06,079 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 16:03:06,080 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 16:03:06,082 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 16:03:06,082 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 16:03:06,082 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 16:03:06,083 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 16:03:06,084 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 16:03:06,085 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 16:03:06,085 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 16:03:06,086 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 16:03:06,087 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 16:03:06,087 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 16:03:06,087 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 16:03:06,088 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 16:03:06,100 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 16:03:06,100 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 16:03:06,101 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 16:03:06,102 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 16:03:06,102 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 16:03:06,102 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 16:03:06,102 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 16:03:06,102 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 16:03:06,103 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 16:03:06,103 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 16:03:06,103 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 16:03:06,103 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 16:03:06,103 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 16:03:06,103 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 16:03:06,103 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 16:03:06,104 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 16:03:06,104 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 16:03:06,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 16:03:06,104 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 16:03:06,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 16:03:06,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 16:03:06,105 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 16:03:06,105 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 16:03:06,105 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 16:03:06,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 16:03:06,146 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 16:03:06,149 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 16:03:06,150 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 16:03:06,150 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 16:03:06,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,492 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGad8e94062 [2018-04-12 16:03:06,640 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 16:03:06,640 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 16:03:06,641 INFO L168 CDTParser]: Scanning memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,650 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 16:03:06,650 INFO L215 ultiparseSymbolTable]: [2018-04-12 16:03:06,650 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_positive ('ldv_positive') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_put ('ldv_kobject_put') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_submit_msg ('ldv_submit_msg') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_get ('ldv_kobject_get') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_del ('__ldv_list_del') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_zalloc ('ldv_zalloc') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_get ('ldv_kref_get') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD ('LDV_INIT_LIST_HEAD') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_del ('ldv_list_del') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,651 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata ('ldv_dev_set_drvdata') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_put ('ldv_kref_put') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_release ('ldv_kobject_release') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_malloc ('ldv_malloc') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_free ('ldv_msg_free') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata ('ldv_dev_get_drvdata') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fill ('ldv_msg_fill') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_init ('ldv_kref_init') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,652 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgs ('ldv_destroy_msgs') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add ('ldv_list_add') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_nonpositive ('ldv_nonpositive') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_point ('entry_point') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_return ('ldv_atomic_sub_return') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanup ('ldv_kobject_cleanup') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17 ('free_17') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_sub ('ldv_kref_sub') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17 ('alloc_17') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_init ('ldv_kobject_init') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_add ('__ldv_list_add') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,653 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_alloc ('ldv_msg_alloc') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_init_internal ('ldv_kobject_init_internal') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_return ('ldv_atomic_add_return') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_del ('ldv_kobject_del') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tail ('ldv_list_add_tail') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_create ('ldv_kobject_create') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__f ('f') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__g ('g') in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,654 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__u_int32_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__u_quad_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ulong in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____u_long in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____u_char in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____off64_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____blksize_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__blksize_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____qaddr_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,655 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__sigset_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__uid_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____uint32_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__pthread_rwlock_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____int16_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__div_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__pthread_barrier_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__time_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__pthread_key_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__u_char in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,656 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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16:03:06,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__u_short in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__u_int64_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____fsfilcnt64_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ino_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,661 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__fsfilcnt_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__pthread_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____off_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__fsblkcnt_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____syscall_ulong_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____blkcnt64_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____id_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__idtype_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____int32_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____nlink_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__clockid_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,664 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__timer_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____fd_mask in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__key_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____sig_atomic_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,665 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ssize_t in memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:06,682 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGad8e94062 [2018-04-12 16:03:06,686 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 16:03:06,687 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 16:03:06,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 16:03:06,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 16:03:06,692 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 16:03:06,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:03:06" (1/1) ... [2018-04-12 16:03:06,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b95f1a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:06, skipping insertion in model container [2018-04-12 16:03:06,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:03:06" (1/1) ... [2018-04-12 16:03:06,706 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:03:06,733 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:03:06,895 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:03:06,951 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:03:06,958 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 157 non ball SCCs. Number of states in SCCs 157. [2018-04-12 16:03:07,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07 WrapperNode [2018-04-12 16:03:07,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 16:03:07,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 16:03:07,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 16:03:07,007 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 16:03:07,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (1/1) ... [2018-04-12 16:03:07,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (1/1) ... [2018-04-12 16:03:07,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (1/1) ... [2018-04-12 16:03:07,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (1/1) ... [2018-04-12 16:03:07,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (1/1) ... [2018-04-12 16:03:07,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (1/1) ... [2018-04-12 16:03:07,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (1/1) ... [2018-04-12 16:03:07,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 16:03:07,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 16:03:07,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 16:03:07,063 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 16:03:07,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 16:03:07,155 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 16:03:07,155 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 16:03:07,155 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-04-12 16:03:07,155 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 16:03:07,155 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_nonpositive [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_positive [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_malloc [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_zalloc [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_add [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_del [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add [2018-04-12 16:03:07,156 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tail [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_del [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_alloc [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fill [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_free [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_submit_msg [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgs [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_return [2018-04-12 16:03:07,157 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_return [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_sub [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_init [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_get [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_put [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_del [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanup [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_release [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_put [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_get [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_init_internal [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_init [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_create [2018-04-12 16:03:07,158 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__f [2018-04-12 16:03:07,159 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__g [2018-04-12 16:03:07,159 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17 [2018-04-12 16:03:07,159 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17 [2018-04-12 16:03:07,159 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_point [2018-04-12 16:03:07,159 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 16:03:07,159 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-12 16:03:07,159 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-04-12 16:03:07,159 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____bswap_32 [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____bswap_64 [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 16:03:07,159 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 16:03:07,160 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 16:03:07,161 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 16:03:07,162 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 16:03:07,163 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 16:03:07,164 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 16:03:07,165 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 16:03:07,166 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure kfree [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_nonpositive [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_positive [2018-04-12 16:03:07,167 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_malloc [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_zalloc [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_add [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_del [2018-04-12 16:03:07,168 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tail [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_del [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_alloc [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fill [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_free [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_submit_msg [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgs [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_return [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_return [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_sub [2018-04-12 16:03:07,169 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_init [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_get [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_put [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_del [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanup [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_release [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_put [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_get [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_init_internal [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_init [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_create [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__f [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__g [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17 [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17 [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_point [2018-04-12 16:03:07,170 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 16:03:07,171 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 16:03:07,171 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 16:03:07,171 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 16:03:07,565 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-12 16:03:07,618 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-12 16:03:07,834 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 16:03:07,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:03:07 BoogieIcfgContainer [2018-04-12 16:03:07,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 16:03:07,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 16:03:07,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 16:03:07,839 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 16:03:07,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 04:03:06" (1/3) ... [2018-04-12 16:03:07,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f3ed7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:03:07, skipping insertion in model container [2018-04-12 16:03:07,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:03:07" (2/3) ... [2018-04-12 16:03:07,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f3ed7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:03:07, skipping insertion in model container [2018-04-12 16:03:07,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:03:07" (3/3) ... [2018-04-12 16:03:07,842 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test17_1_true-valid-memsafety_true-termination.i [2018-04-12 16:03:07,850 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 16:03:07,856 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 87 error locations. [2018-04-12 16:03:07,891 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 16:03:07,892 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 16:03:07,892 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 16:03:07,892 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 16:03:07,892 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 16:03:07,892 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 16:03:07,893 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 16:03:07,893 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 16:03:07,893 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 16:03:07,893 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 16:03:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2018-04-12 16:03:07,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-12 16:03:07,913 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:07,913 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-12 16:03:07,913 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:07,916 INFO L82 PathProgramCache]: Analyzing trace with hash 17087150, now seen corresponding path program 1 times [2018-04-12 16:03:07,917 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:07,918 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:07,957 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:07,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:07,957 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:07,986 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:08,018 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:08,019 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 16:03:08,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 16:03:08,028 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 16:03:08,028 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:03:08,030 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 3 states. [2018-04-12 16:03:08,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:08,121 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2018-04-12 16:03:08,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 16:03:08,122 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-12 16:03:08,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:08,132 INFO L225 Difference]: With dead ends: 127 [2018-04-12 16:03:08,132 INFO L226 Difference]: Without dead ends: 121 [2018-04-12 16:03:08,133 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:03:08,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-04-12 16:03:08,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 84. [2018-04-12 16:03:08,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-12 16:03:08,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 91 transitions. [2018-04-12 16:03:08,164 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 91 transitions. Word has length 4 [2018-04-12 16:03:08,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:08,164 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 91 transitions. [2018-04-12 16:03:08,164 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 16:03:08,164 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2018-04-12 16:03:08,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-12 16:03:08,164 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:08,164 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-12 16:03:08,164 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:08,164 INFO L82 PathProgramCache]: Analyzing trace with hash 17087151, now seen corresponding path program 1 times [2018-04-12 16:03:08,165 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:08,165 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:08,166 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:08,167 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:08,179 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:08,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:08,202 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:08,202 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 16:03:08,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 16:03:08,203 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 16:03:08,203 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:03:08,203 INFO L87 Difference]: Start difference. First operand 84 states and 91 transitions. Second operand 3 states. [2018-04-12 16:03:08,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:08,269 INFO L93 Difference]: Finished difference Result 152 states and 168 transitions. [2018-04-12 16:03:08,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 16:03:08,270 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-12 16:03:08,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:08,271 INFO L225 Difference]: With dead ends: 152 [2018-04-12 16:03:08,271 INFO L226 Difference]: Without dead ends: 152 [2018-04-12 16:03:08,271 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:03:08,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-04-12 16:03:08,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 82. [2018-04-12 16:03:08,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-04-12 16:03:08,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 89 transitions. [2018-04-12 16:03:08,278 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 89 transitions. Word has length 4 [2018-04-12 16:03:08,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:08,278 INFO L459 AbstractCegarLoop]: Abstraction has 82 states and 89 transitions. [2018-04-12 16:03:08,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 16:03:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2018-04-12 16:03:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 16:03:08,279 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:08,279 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:08,279 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:08,279 INFO L82 PathProgramCache]: Analyzing trace with hash 434438555, now seen corresponding path program 1 times [2018-04-12 16:03:08,279 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:08,279 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:08,281 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:08,282 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:08,298 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:08,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:08,340 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:08,340 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 16:03:08,340 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 16:03:08,341 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 16:03:08,341 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:03:08,341 INFO L87 Difference]: Start difference. First operand 82 states and 89 transitions. Second operand 3 states. [2018-04-12 16:03:08,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:08,440 INFO L93 Difference]: Finished difference Result 139 states and 158 transitions. [2018-04-12 16:03:08,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 16:03:08,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-04-12 16:03:08,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:08,442 INFO L225 Difference]: With dead ends: 139 [2018-04-12 16:03:08,442 INFO L226 Difference]: Without dead ends: 136 [2018-04-12 16:03:08,442 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:03:08,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-04-12 16:03:08,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 86. [2018-04-12 16:03:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-04-12 16:03:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 94 transitions. [2018-04-12 16:03:08,446 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 94 transitions. Word has length 20 [2018-04-12 16:03:08,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:08,447 INFO L459 AbstractCegarLoop]: Abstraction has 86 states and 94 transitions. [2018-04-12 16:03:08,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 16:03:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2018-04-12 16:03:08,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 16:03:08,448 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:08,448 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:08,448 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:08,448 INFO L82 PathProgramCache]: Analyzing trace with hash 433602795, now seen corresponding path program 1 times [2018-04-12 16:03:08,448 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:08,448 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:08,450 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:08,450 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:08,464 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:08,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:08,516 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:08,517 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 16:03:08,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 16:03:08,517 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 16:03:08,517 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:03:08,518 INFO L87 Difference]: Start difference. First operand 86 states and 94 transitions. Second operand 5 states. [2018-04-12 16:03:08,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:08,540 INFO L93 Difference]: Finished difference Result 88 states and 95 transitions. [2018-04-12 16:03:08,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:03:08,541 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-04-12 16:03:08,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:08,542 INFO L225 Difference]: With dead ends: 88 [2018-04-12 16:03:08,542 INFO L226 Difference]: Without dead ends: 86 [2018-04-12 16:03:08,542 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:03:08,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-04-12 16:03:08,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2018-04-12 16:03:08,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-12 16:03:08,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 91 transitions. [2018-04-12 16:03:08,547 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 91 transitions. Word has length 20 [2018-04-12 16:03:08,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:08,548 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 91 transitions. [2018-04-12 16:03:08,548 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 16:03:08,548 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2018-04-12 16:03:08,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 16:03:08,548 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:08,548 INFO L355 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] [2018-04-12 16:03:08,549 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:08,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1273791971, now seen corresponding path program 1 times [2018-04-12 16:03:08,549 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:08,549 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:08,550 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:08,550 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:08,565 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:08,596 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:08,596 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 16:03:08,597 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 16:03:08,597 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 16:03:08,597 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 16:03:08,597 INFO L87 Difference]: Start difference. First operand 84 states and 91 transitions. Second operand 6 states. [2018-04-12 16:03:08,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:08,626 INFO L93 Difference]: Finished difference Result 84 states and 90 transitions. [2018-04-12 16:03:08,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 16:03:08,627 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-12 16:03:08,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:08,627 INFO L225 Difference]: With dead ends: 84 [2018-04-12 16:03:08,627 INFO L226 Difference]: Without dead ends: 84 [2018-04-12 16:03:08,628 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-12 16:03:08,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-12 16:03:08,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-04-12 16:03:08,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-12 16:03:08,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 90 transitions. [2018-04-12 16:03:08,631 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 90 transitions. Word has length 22 [2018-04-12 16:03:08,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:08,631 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 90 transitions. [2018-04-12 16:03:08,631 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 16:03:08,631 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 90 transitions. [2018-04-12 16:03:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 16:03:08,632 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:08,632 INFO L355 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] [2018-04-12 16:03:08,632 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:08,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1274627731, now seen corresponding path program 1 times [2018-04-12 16:03:08,632 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:08,632 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:08,633 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:08,633 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:08,641 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:08,685 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:08,685 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 16:03:08,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 16:03:08,686 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 16:03:08,686 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 16:03:08,686 INFO L87 Difference]: Start difference. First operand 84 states and 90 transitions. Second operand 6 states. [2018-04-12 16:03:08,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:08,756 INFO L93 Difference]: Finished difference Result 83 states and 89 transitions. [2018-04-12 16:03:08,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 16:03:08,756 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-12 16:03:08,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:08,757 INFO L225 Difference]: With dead ends: 83 [2018-04-12 16:03:08,757 INFO L226 Difference]: Without dead ends: 83 [2018-04-12 16:03:08,757 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-12 16:03:08,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-04-12 16:03:08,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-04-12 16:03:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-04-12 16:03:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 89 transitions. [2018-04-12 16:03:08,760 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 89 transitions. Word has length 22 [2018-04-12 16:03:08,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:08,760 INFO L459 AbstractCegarLoop]: Abstraction has 83 states and 89 transitions. [2018-04-12 16:03:08,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 16:03:08,760 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2018-04-12 16:03:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 16:03:08,760 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:08,760 INFO L355 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] [2018-04-12 16:03:08,760 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:08,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1274627730, now seen corresponding path program 1 times [2018-04-12 16:03:08,761 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:08,761 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:08,762 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:08,762 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:08,773 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:08,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:08,865 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:08,865 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 16:03:08,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 16:03:08,866 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 16:03:08,866 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-04-12 16:03:08,866 INFO L87 Difference]: Start difference. First operand 83 states and 89 transitions. Second operand 9 states. [2018-04-12 16:03:08,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:08,994 INFO L93 Difference]: Finished difference Result 87 states and 93 transitions. [2018-04-12 16:03:08,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 16:03:08,994 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2018-04-12 16:03:08,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:08,995 INFO L225 Difference]: With dead ends: 87 [2018-04-12 16:03:08,995 INFO L226 Difference]: Without dead ends: 87 [2018-04-12 16:03:08,995 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2018-04-12 16:03:08,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-04-12 16:03:08,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 86. [2018-04-12 16:03:08,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-04-12 16:03:08,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 92 transitions. [2018-04-12 16:03:08,998 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 92 transitions. Word has length 22 [2018-04-12 16:03:08,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:08,998 INFO L459 AbstractCegarLoop]: Abstraction has 86 states and 92 transitions. [2018-04-12 16:03:08,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 16:03:08,998 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2018-04-12 16:03:08,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 16:03:08,998 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:08,998 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:08,999 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:08,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1987697797, now seen corresponding path program 1 times [2018-04-12 16:03:08,999 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:08,999 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:09,000 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:09,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:09,000 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:09,012 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:09,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:09,146 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:09,146 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:09,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:09,178 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:09,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-12 16:03:09,216 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:09,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-12 16:03:09,246 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:09,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 16:03:09,263 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-12 16:03:09,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:09,539 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:03:09,539 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 16 [2018-04-12 16:03:09,539 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-12 16:03:09,539 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-12 16:03:09,539 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2018-04-12 16:03:09,540 INFO L87 Difference]: Start difference. First operand 86 states and 92 transitions. Second operand 17 states. [2018-04-12 16:03:09,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:09,916 INFO L93 Difference]: Finished difference Result 91 states and 97 transitions. [2018-04-12 16:03:09,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 16:03:09,916 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 26 [2018-04-12 16:03:09,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:09,917 INFO L225 Difference]: With dead ends: 91 [2018-04-12 16:03:09,917 INFO L226 Difference]: Without dead ends: 91 [2018-04-12 16:03:09,917 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 17 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=420, Unknown=0, NotChecked=0, Total=506 [2018-04-12 16:03:09,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-04-12 16:03:09,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 90. [2018-04-12 16:03:09,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-04-12 16:03:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 96 transitions. [2018-04-12 16:03:09,926 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 96 transitions. Word has length 26 [2018-04-12 16:03:09,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:09,927 INFO L459 AbstractCegarLoop]: Abstraction has 90 states and 96 transitions. [2018-04-12 16:03:09,927 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-12 16:03:09,927 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2018-04-12 16:03:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 16:03:09,927 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:09,927 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:09,927 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:09,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1243112420, now seen corresponding path program 2 times [2018-04-12 16:03:09,927 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:09,927 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:09,928 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:09,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:09,928 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:09,938 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:10,091 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:10,091 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:10,091 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:10,096 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 16:03:10,120 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 16:03:10,120 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:03:10,122 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:10,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-12 16:03:10,142 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:10,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-12 16:03:10,161 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:10,179 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 16:03:10,179 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-12 16:03:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:10,439 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:03:10,439 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 20 [2018-04-12 16:03:10,439 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-12 16:03:10,439 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-12 16:03:10,439 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2018-04-12 16:03:10,439 INFO L87 Difference]: Start difference. First operand 90 states and 96 transitions. Second operand 21 states. [2018-04-12 16:03:10,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:10,897 INFO L93 Difference]: Finished difference Result 96 states and 102 transitions. [2018-04-12 16:03:10,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 16:03:10,898 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 30 [2018-04-12 16:03:10,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:10,898 INFO L225 Difference]: With dead ends: 96 [2018-04-12 16:03:10,899 INFO L226 Difference]: Without dead ends: 96 [2018-04-12 16:03:10,899 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 20 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=147, Invalid=723, Unknown=0, NotChecked=0, Total=870 [2018-04-12 16:03:10,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-04-12 16:03:10,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-04-12 16:03:10,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-04-12 16:03:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 102 transitions. [2018-04-12 16:03:10,901 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 102 transitions. Word has length 30 [2018-04-12 16:03:10,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:10,901 INFO L459 AbstractCegarLoop]: Abstraction has 96 states and 102 transitions. [2018-04-12 16:03:10,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-12 16:03:10,901 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2018-04-12 16:03:10,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-12 16:03:10,902 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:10,902 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:10,902 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:10,902 INFO L82 PathProgramCache]: Analyzing trace with hash 877626919, now seen corresponding path program 1 times [2018-04-12 16:03:10,902 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:10,902 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:10,903 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:10,903 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:03:10,903 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:10,912 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:10,950 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-04-12 16:03:10,950 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:10,951 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 16:03:10,951 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 16:03:10,951 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 16:03:10,951 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:03:10,951 INFO L87 Difference]: Start difference. First operand 96 states and 102 transitions. Second operand 5 states. [2018-04-12 16:03:10,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:10,962 INFO L93 Difference]: Finished difference Result 100 states and 106 transitions. [2018-04-12 16:03:10,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:03:10,963 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2018-04-12 16:03:10,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:10,964 INFO L225 Difference]: With dead ends: 100 [2018-04-12 16:03:10,964 INFO L226 Difference]: Without dead ends: 100 [2018-04-12 16:03:10,964 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:03:10,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-04-12 16:03:10,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-04-12 16:03:10,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-04-12 16:03:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions. [2018-04-12 16:03:10,967 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 49 [2018-04-12 16:03:10,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:10,967 INFO L459 AbstractCegarLoop]: Abstraction has 98 states and 104 transitions. [2018-04-12 16:03:10,967 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 16:03:10,967 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2018-04-12 16:03:10,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-12 16:03:10,968 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:10,968 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:10,969 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, 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__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:10,969 INFO L82 PathProgramCache]: Analyzing trace with hash -1228223584, now seen corresponding path program 1 times [2018-04-12 16:03:10,969 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:10,969 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:10,970 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:10,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:10,970 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:10,980 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:11,012 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-04-12 16:03:11,013 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:03:11,013 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 16:03:11,013 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 16:03:11,013 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 16:03:11,013 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 16:03:11,013 INFO L87 Difference]: Start difference. First operand 98 states and 104 transitions. Second operand 6 states. [2018-04-12 16:03:11,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:11,140 INFO L93 Difference]: Finished difference Result 148 states and 161 transitions. [2018-04-12 16:03:11,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 16:03:11,140 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2018-04-12 16:03:11,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:11,141 INFO L225 Difference]: With dead ends: 148 [2018-04-12 16:03:11,141 INFO L226 Difference]: Without dead ends: 148 [2018-04-12 16:03:11,141 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-04-12 16:03:11,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-04-12 16:03:11,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 124. [2018-04-12 16:03:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-04-12 16:03:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 139 transitions. [2018-04-12 16:03:11,144 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 139 transitions. Word has length 50 [2018-04-12 16:03:11,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:11,145 INFO L459 AbstractCegarLoop]: Abstraction has 124 states and 139 transitions. [2018-04-12 16:03:11,145 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 16:03:11,145 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 139 transitions. [2018-04-12 16:03:11,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-12 16:03:11,146 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:11,146 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:11,146 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:11,146 INFO L82 PathProgramCache]: Analyzing trace with hash -1228223583, now seen corresponding path program 1 times [2018-04-12 16:03:11,146 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:11,147 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:11,148 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:11,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:11,148 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:11,157 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:11,196 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:11,196 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:11,197 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:11,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:11,243 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:11,305 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:11,336 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:03:11,336 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-04-12 16:03:11,336 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 16:03:11,336 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 16:03:11,336 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2018-04-12 16:03:11,337 INFO L87 Difference]: Start difference. First operand 124 states and 139 transitions. Second operand 13 states. [2018-04-12 16:03:11,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:11,365 INFO L93 Difference]: Finished difference Result 130 states and 145 transitions. [2018-04-12 16:03:11,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 16:03:11,366 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 50 [2018-04-12 16:03:11,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:11,366 INFO L225 Difference]: With dead ends: 130 [2018-04-12 16:03:11,366 INFO L226 Difference]: Without dead ends: 130 [2018-04-12 16:03:11,367 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2018-04-12 16:03:11,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-04-12 16:03:11,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 128. [2018-04-12 16:03:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-04-12 16:03:11,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 143 transitions. [2018-04-12 16:03:11,370 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 143 transitions. Word has length 50 [2018-04-12 16:03:11,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:11,370 INFO L459 AbstractCegarLoop]: Abstraction has 128 states and 143 transitions. [2018-04-12 16:03:11,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 16:03:11,370 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 143 transitions. [2018-04-12 16:03:11,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-12 16:03:11,371 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:11,371 INFO L355 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:11,371 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, 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__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:11,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1054280136, now seen corresponding path program 2 times [2018-04-12 16:03:11,371 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:11,371 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:11,372 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:11,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:11,372 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:11,381 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:11,426 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:11,426 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:11,426 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:11,432 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 16:03:11,459 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-04-12 16:03:11,459 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:03:11,461 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-04-12 16:03:11,505 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 16:03:11,505 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 11 [2018-04-12 16:03:11,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 16:03:11,505 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 16:03:11,505 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-04-12 16:03:11,506 INFO L87 Difference]: Start difference. First operand 128 states and 143 transitions. Second operand 11 states. [2018-04-12 16:03:11,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:11,623 INFO L93 Difference]: Finished difference Result 161 states and 177 transitions. [2018-04-12 16:03:11,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 16:03:11,623 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2018-04-12 16:03:11,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:11,624 INFO L225 Difference]: With dead ends: 161 [2018-04-12 16:03:11,624 INFO L226 Difference]: Without dead ends: 158 [2018-04-12 16:03:11,625 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2018-04-12 16:03:11,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-04-12 16:03:11,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 131. [2018-04-12 16:03:11,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-12 16:03:11,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 145 transitions. [2018-04-12 16:03:11,627 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 145 transitions. Word has length 54 [2018-04-12 16:03:11,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:11,628 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 145 transitions. [2018-04-12 16:03:11,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 16:03:11,628 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 145 transitions. [2018-04-12 16:03:11,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-12 16:03:11,628 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:11,629 INFO L355 BasicCegarLoop]: trace histogram [7, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:11,629 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, 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ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:11,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1016512379, now seen corresponding path program 1 times [2018-04-12 16:03:11,629 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:11,629 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:11,630 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:11,630 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:03:11,630 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:11,639 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:11,686 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 16:03:11,687 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:11,687 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:11,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:11,710 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:11,754 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:11,771 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:03:11,771 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-04-12 16:03:11,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-12 16:03:11,771 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-12 16:03:11,771 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=157, Unknown=0, NotChecked=0, Total=272 [2018-04-12 16:03:11,771 INFO L87 Difference]: Start difference. First operand 131 states and 145 transitions. Second operand 17 states. [2018-04-12 16:03:11,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:11,813 INFO L93 Difference]: Finished difference Result 137 states and 151 transitions. [2018-04-12 16:03:11,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 16:03:11,814 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 59 [2018-04-12 16:03:11,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:11,814 INFO L225 Difference]: With dead ends: 137 [2018-04-12 16:03:11,814 INFO L226 Difference]: Without dead ends: 137 [2018-04-12 16:03:11,815 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=115, Invalid=157, Unknown=0, NotChecked=0, Total=272 [2018-04-12 16:03:11,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-04-12 16:03:11,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 135. [2018-04-12 16:03:11,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-12 16:03:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 149 transitions. [2018-04-12 16:03:11,818 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 149 transitions. Word has length 59 [2018-04-12 16:03:11,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:11,819 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 149 transitions. [2018-04-12 16:03:11,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-12 16:03:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 149 transitions. [2018-04-12 16:03:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-12 16:03:11,819 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:11,819 INFO L355 BasicCegarLoop]: trace histogram [8, 7, 7, 7, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:11,819 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:11,820 INFO L82 PathProgramCache]: Analyzing trace with hash 534351556, now seen corresponding path program 2 times [2018-04-12 16:03:11,820 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:11,820 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:11,820 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:11,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:11,821 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:11,828 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:11,890 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 16:03:11,890 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:11,890 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:11,895 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 16:03:11,919 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 16:03:11,919 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:03:11,921 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:11,986 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 6 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:12,003 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:03:12,003 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-04-12 16:03:12,004 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-12 16:03:12,004 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-12 16:03:12,004 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=199, Unknown=0, NotChecked=0, Total=342 [2018-04-12 16:03:12,004 INFO L87 Difference]: Start difference. First operand 135 states and 149 transitions. Second operand 19 states. [2018-04-12 16:03:12,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:12,056 INFO L93 Difference]: Finished difference Result 141 states and 155 transitions. [2018-04-12 16:03:12,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 16:03:12,057 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 63 [2018-04-12 16:03:12,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:12,057 INFO L225 Difference]: With dead ends: 141 [2018-04-12 16:03:12,057 INFO L226 Difference]: Without dead ends: 141 [2018-04-12 16:03:12,058 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=143, Invalid=199, Unknown=0, NotChecked=0, Total=342 [2018-04-12 16:03:12,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-04-12 16:03:12,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 139. [2018-04-12 16:03:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-12 16:03:12,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 153 transitions. [2018-04-12 16:03:12,061 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 153 transitions. Word has length 63 [2018-04-12 16:03:12,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:12,061 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 153 transitions. [2018-04-12 16:03:12,061 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-12 16:03:12,061 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 153 transitions. [2018-04-12 16:03:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-12 16:03:12,062 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:12,062 INFO L355 BasicCegarLoop]: trace histogram [9, 8, 8, 8, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:12,062 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:12,063 INFO L82 PathProgramCache]: Analyzing trace with hash -81686131, now seen corresponding path program 3 times [2018-04-12 16:03:12,063 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:12,063 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:12,064 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:12,064 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:03:12,064 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:12,075 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:12,156 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 16:03:12,156 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:12,157 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:12,165 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 16:03:12,194 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-04-12 16:03:12,194 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:03:12,197 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:12,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 16:03:12,204 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:12,205 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:03:12,205 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 16:03:12,252 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| Int)) (= |c_#valid| (store |c_old(#valid)| |__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| 1))) is different from true [2018-04-12 16:03:12,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-12 16:03:12,263 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:12,265 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 16:03:12,265 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-04-12 16:03:12,276 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 3 not checked. [2018-04-12 16:03:12,293 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:03:12,293 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 20 [2018-04-12 16:03:12,293 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-12 16:03:12,293 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-12 16:03:12,294 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=271, Unknown=1, NotChecked=34, Total=380 [2018-04-12 16:03:12,294 INFO L87 Difference]: Start difference. First operand 139 states and 153 transitions. Second operand 20 states. [2018-04-12 16:03:12,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:12,732 INFO L93 Difference]: Finished difference Result 176 states and 193 transitions. [2018-04-12 16:03:12,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-12 16:03:12,732 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 67 [2018-04-12 16:03:12,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:12,733 INFO L225 Difference]: With dead ends: 176 [2018-04-12 16:03:12,733 INFO L226 Difference]: Without dead ends: 176 [2018-04-12 16:03:12,734 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=235, Invalid=1027, Unknown=2, NotChecked=68, Total=1332 [2018-04-12 16:03:12,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2018-04-12 16:03:12,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 148. [2018-04-12 16:03:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-04-12 16:03:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 165 transitions. [2018-04-12 16:03:12,738 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 165 transitions. Word has length 67 [2018-04-12 16:03:12,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:12,738 INFO L459 AbstractCegarLoop]: Abstraction has 148 states and 165 transitions. [2018-04-12 16:03:12,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-12 16:03:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 165 transitions. [2018-04-12 16:03:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-12 16:03:12,739 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:12,739 INFO L355 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:12,739 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, 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__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:12,740 INFO L82 PathProgramCache]: Analyzing trace with hash 430507991, now seen corresponding path program 1 times [2018-04-12 16:03:12,740 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:12,740 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:12,741 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:12,741 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:03:12,741 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:12,753 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 16:03:12,825 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:12,825 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:12,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:12,856 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 6 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:12,945 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:03:12,945 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-04-12 16:03:12,946 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-12 16:03:12,946 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-12 16:03:12,946 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=298, Unknown=0, NotChecked=0, Total=506 [2018-04-12 16:03:12,946 INFO L87 Difference]: Start difference. First operand 148 states and 165 transitions. Second operand 23 states. [2018-04-12 16:03:13,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:03:13,014 INFO L93 Difference]: Finished difference Result 154 states and 171 transitions. [2018-04-12 16:03:13,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-12 16:03:13,014 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 71 [2018-04-12 16:03:13,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:03:13,015 INFO L225 Difference]: With dead ends: 154 [2018-04-12 16:03:13,015 INFO L226 Difference]: Without dead ends: 154 [2018-04-12 16:03:13,016 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=223, Invalid=329, Unknown=0, NotChecked=0, Total=552 [2018-04-12 16:03:13,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-04-12 16:03:13,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2018-04-12 16:03:13,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-04-12 16:03:13,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 169 transitions. [2018-04-12 16:03:13,020 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 169 transitions. Word has length 71 [2018-04-12 16:03:13,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:03:13,020 INFO L459 AbstractCegarLoop]: Abstraction has 152 states and 169 transitions. [2018-04-12 16:03:13,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-12 16:03:13,020 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 169 transitions. [2018-04-12 16:03:13,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-12 16:03:13,021 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:03:13,021 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:03:13,021 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, 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__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:03:13,021 INFO L82 PathProgramCache]: Analyzing trace with hash 529150368, now seen corresponding path program 2 times [2018-04-12 16:03:13,021 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:03:13,021 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:03:13,022 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:13,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:03:13,023 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:03:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:03:13,040 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:03:13,262 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 3 proven. 32 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-04-12 16:03:13,262 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:03:13,262 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:03:13,286 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 16:03:13,322 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 16:03:13,323 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:03:13,325 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:03:13,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-12 16:03:13,337 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:13,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-12 16:03:13,353 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:13,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 16:03:13,363 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:13,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2018-04-12 16:03:13,365 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:13,382 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 16:03:13,382 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:44, output treesize:40 [2018-04-12 16:03:14,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:03:14,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:03:14,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-12 16:03:14,246 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:14,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:03:14,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 60 [2018-04-12 16:03:14,276 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:14,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:03:14,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 58 [2018-04-12 16:03:14,306 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:14,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:03:14,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:03:14,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-12 16:03:14,336 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:03:14,362 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-12 16:03:14,362 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:113, output treesize:95 [2018-04-12 16:03:14,486 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 139 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:03:14,507 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:03:14,507 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 22] total 35 [2018-04-12 16:03:14,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-12 16:03:14,507 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-12 16:03:14,508 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1133, Unknown=2, NotChecked=0, Total=1260 [2018-04-12 16:03:14,508 INFO L87 Difference]: Start difference. First operand 152 states and 169 transitions. Second operand 36 states. [2018-04-12 16:03:17,009 WARN L151 SmtUtils]: Spent 2060ms on a formula simplification. DAG size of input: 54 DAG size of output 52 [2018-04-12 16:03:18,993 WARN L151 SmtUtils]: Spent 1943ms on a formula simplification. DAG size of input: 55 DAG size of output 54 [2018-04-12 16:03:22,642 WARN L151 SmtUtils]: Spent 2054ms on a formula simplification. DAG size of input: 66 DAG size of output 64 [2018-04-12 16:03:24,888 WARN L151 SmtUtils]: Spent 2058ms on a formula simplification. DAG size of input: 66 DAG size of output 64 [2018-04-12 16:03:58,310 WARN L151 SmtUtils]: Spent 28415ms on a formula simplification. DAG size of input: 82 DAG size of output 78 [2018-04-12 16:04:22,767 WARN L151 SmtUtils]: Spent 24387ms on a formula simplification. DAG size of input: 86 DAG size of output 76 [2018-04-12 16:04:23,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:04:23,207 INFO L93 Difference]: Finished difference Result 255 states and 280 transitions. [2018-04-12 16:04:23,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-12 16:04:23,207 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 75 [2018-04-12 16:04:23,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:04:23,208 INFO L225 Difference]: With dead ends: 255 [2018-04-12 16:04:23,208 INFO L226 Difference]: Without dead ends: 255 [2018-04-12 16:04:23,209 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 64.3s TimeCoverageRelationStatistics Valid=668, Invalid=4019, Unknown=5, NotChecked=0, Total=4692 [2018-04-12 16:04:23,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-04-12 16:04:23,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 156. [2018-04-12 16:04:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-04-12 16:04:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 174 transitions. [2018-04-12 16:04:23,212 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 174 transitions. Word has length 75 [2018-04-12 16:04:23,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:04:23,212 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 174 transitions. [2018-04-12 16:04:23,212 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-12 16:04:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 174 transitions. [2018-04-12 16:04:23,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-04-12 16:04:23,212 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:04:23,212 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:04:23,213 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, 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__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:04:23,213 INFO L82 PathProgramCache]: Analyzing trace with hash 513203346, now seen corresponding path program 1 times [2018-04-12 16:04:23,213 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:04:23,213 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:04:23,214 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:04:23,214 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:04:23,214 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:04:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:04:23,225 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:04:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-04-12 16:04:23,250 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:04:23,250 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 16:04:23,250 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:04:23,250 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:04:23,250 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:04:23,251 INFO L87 Difference]: Start difference. First operand 156 states and 174 transitions. Second operand 4 states. [2018-04-12 16:04:23,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:04:23,283 INFO L93 Difference]: Finished difference Result 165 states and 182 transitions. [2018-04-12 16:04:23,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:04:23,283 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 76 [2018-04-12 16:04:23,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:04:23,284 INFO L225 Difference]: With dead ends: 165 [2018-04-12 16:04:23,284 INFO L226 Difference]: Without dead ends: 165 [2018-04-12 16:04:23,284 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:04:23,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-04-12 16:04:23,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 159. [2018-04-12 16:04:23,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-04-12 16:04:23,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 176 transitions. [2018-04-12 16:04:23,288 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 176 transitions. Word has length 76 [2018-04-12 16:04:23,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:04:23,289 INFO L459 AbstractCegarLoop]: Abstraction has 159 states and 176 transitions. [2018-04-12 16:04:23,289 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:04:23,289 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 176 transitions. [2018-04-12 16:04:23,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-12 16:04:23,290 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:04:23,290 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:04:23,290 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:04:23,290 INFO L82 PathProgramCache]: Analyzing trace with hash -746527459, now seen corresponding path program 1 times [2018-04-12 16:04:23,290 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:04:23,290 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:04:23,291 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:04:23,291 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:04:23,291 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:04:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:04:23,304 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:04:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 31 proven. 2 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-04-12 16:04:23,440 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:04:23,440 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:04:23,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:04:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:04:23,492 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:04:23,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 16:04:23,501 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:04:23,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-12 16:04:23,512 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:04:23,523 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 16:04:23,523 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:32, output treesize:30 [2018-04-12 16:04:28,357 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 138 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:04:28,374 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:04:28,383 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 20] total 30 [2018-04-12 16:04:28,383 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-12 16:04:28,383 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-12 16:04:28,383 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=816, Unknown=2, NotChecked=0, Total=930 [2018-04-12 16:04:28,384 INFO L87 Difference]: Start difference. First operand 159 states and 176 transitions. Second operand 31 states. [2018-04-12 16:05:01,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:05:01,932 INFO L93 Difference]: Finished difference Result 187 states and 202 transitions. [2018-04-12 16:05:01,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-12 16:05:01,933 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 84 [2018-04-12 16:05:01,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:05:01,934 INFO L225 Difference]: With dead ends: 187 [2018-04-12 16:05:01,934 INFO L226 Difference]: Without dead ends: 187 [2018-04-12 16:05:01,935 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 69 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=544, Invalid=2993, Unknown=3, NotChecked=0, Total=3540 [2018-04-12 16:05:01,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-04-12 16:05:01,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 167. [2018-04-12 16:05:01,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-04-12 16:05:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 186 transitions. [2018-04-12 16:05:01,940 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 186 transitions. Word has length 84 [2018-04-12 16:05:01,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:05:01,940 INFO L459 AbstractCegarLoop]: Abstraction has 167 states and 186 transitions. [2018-04-12 16:05:01,940 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-12 16:05:01,940 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 186 transitions. [2018-04-12 16:05:01,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 16:05:01,941 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:05:01,941 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:05:01,941 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:05:01,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1667514707, now seen corresponding path program 1 times [2018-04-12 16:05:01,942 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:05:01,942 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:05:01,942 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:05:01,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:05:01,943 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:05:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:05:01,970 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:05:03,298 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 202 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 16:05:03,299 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:05:03,299 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:05:03,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:05:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:05:03,329 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:05:03,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 16:05:03,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-12 16:05:03,388 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,388 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,392 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:18 [2018-04-12 16:05:03,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-12 16:05:03,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-12 16:05:03,446 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,449 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,453 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,453 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-12 16:05:03,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-04-12 16:05:03,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 52 [2018-04-12 16:05:03,508 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,516 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,521 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,521 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:38, output treesize:34 [2018-04-12 16:05:03,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 32 [2018-04-12 16:05:03,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 85 [2018-04-12 16:05:03,595 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,604 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,609 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,609 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:43 [2018-04-12 16:05:03,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-04-12 16:05:03,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:03,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 136 [2018-04-12 16:05:03,698 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,718 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:03,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 16:05:03,727 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:63, output treesize:59 [2018-04-12 16:05:11,719 WARN L148 SmtUtils]: Spent 2008ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-12 16:05:11,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 50 [2018-04-12 16:05:11,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:11,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 150 [2018-04-12 16:05:11,739 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:11,773 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:11,785 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 16:05:11,785 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:74, output treesize:70 [2018-04-12 16:05:18,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 50 [2018-04-12 16:05:18,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:18,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 150 [2018-04-12 16:05:18,820 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:18,840 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:18,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 16:05:18,852 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:74, output treesize:70 [2018-04-12 16:05:26,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 50 [2018-04-12 16:05:26,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:26,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 150 [2018-04-12 16:05:26,941 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:26,957 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:26,967 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 16:05:26,967 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:74, output treesize:70 [2018-04-12 16:05:35,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 50 [2018-04-12 16:05:35,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,022 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,022 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:35,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 150 [2018-04-12 16:05:35,029 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:35,045 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:35,054 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 16:05:35,054 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:74, output treesize:70 [2018-04-12 16:05:43,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 50 [2018-04-12 16:05:43,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,113 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,113 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:43,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 150 [2018-04-12 16:05:43,122 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:43,138 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:43,147 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 16:05:43,147 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:74, output treesize:70 [2018-04-12 16:05:53,265 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 30 [2018-04-12 16:05:55,218 WARN L148 SmtUtils]: Spent 1915ms on a formula simplification that was a NOOP. DAG size: 32 [2018-04-12 16:05:55,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 35 [2018-04-12 16:05:55,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:55,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:55,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:55,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:55,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:55,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:55,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:05:55,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 48 [2018-04-12 16:05:55,226 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:05:55,232 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:55,234 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:05:55,234 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:55, output treesize:3 [2018-04-12 16:05:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 3 proven. 144 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-04-12 16:05:55,270 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:05:55,270 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 19] total 40 [2018-04-12 16:05:55,271 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-12 16:05:55,271 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-12 16:05:55,271 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=1460, Unknown=3, NotChecked=0, Total=1640 [2018-04-12 16:05:55,271 INFO L87 Difference]: Start difference. First operand 167 states and 186 transitions. Second operand 41 states. [2018-04-12 16:06:12,260 WARN L151 SmtUtils]: Spent 616ms on a formula simplification. DAG size of input: 113 DAG size of output 38 [2018-04-12 16:06:16,330 WARN L151 SmtUtils]: Spent 4038ms on a formula simplification. DAG size of input: 112 DAG size of output 40 [2018-04-12 16:06:18,428 WARN L148 SmtUtils]: Spent 2008ms on a formula simplification that was a NOOP. DAG size: 32 [2018-04-12 16:06:21,917 WARN L148 SmtUtils]: Spent 3463ms on a formula simplification that was a NOOP. DAG size: 50 [2018-04-12 16:06:26,013 WARN L148 SmtUtils]: Spent 4034ms on a formula simplification that was a NOOP. DAG size: 52 [2018-04-12 16:06:28,169 WARN L148 SmtUtils]: Spent 2009ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-12 16:06:28,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:06:28,391 INFO L93 Difference]: Finished difference Result 213 states and 235 transitions. [2018-04-12 16:06:28,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-12 16:06:28,391 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 85 [2018-04-12 16:06:28,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:06:28,392 INFO L225 Difference]: With dead ends: 213 [2018-04-12 16:06:28,392 INFO L226 Difference]: Without dead ends: 213 [2018-04-12 16:06:28,393 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 67 SyntacticMatches, 13 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 952 ImplicationChecksByTransitivity, 77.1s TimeCoverageRelationStatistics Valid=523, Invalid=3503, Unknown=6, NotChecked=0, Total=4032 [2018-04-12 16:06:28,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2018-04-12 16:06:28,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 190. [2018-04-12 16:06:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2018-04-12 16:06:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 217 transitions. [2018-04-12 16:06:28,397 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 217 transitions. Word has length 85 [2018-04-12 16:06:28,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:06:28,397 INFO L459 AbstractCegarLoop]: Abstraction has 190 states and 217 transitions. [2018-04-12 16:06:28,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-12 16:06:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 217 transitions. [2018-04-12 16:06:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-12 16:06:28,398 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:06:28,398 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:06:28,398 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, 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__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, 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ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:06:28,398 INFO L82 PathProgramCache]: Analyzing trace with hash -455952358, now seen corresponding path program 1 times [2018-04-12 16:06:28,398 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:06:28,398 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:06:28,399 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:06:28,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:06:28,400 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:06:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:06:28,409 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:06:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-04-12 16:06:28,431 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:06:28,431 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 16:06:28,431 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 16:06:28,431 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 16:06:28,431 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 16:06:28,431 INFO L87 Difference]: Start difference. First operand 190 states and 217 transitions. Second operand 6 states. [2018-04-12 16:06:28,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:06:28,451 INFO L93 Difference]: Finished difference Result 167 states and 184 transitions. [2018-04-12 16:06:28,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 16:06:28,453 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 86 [2018-04-12 16:06:28,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:06:28,453 INFO L225 Difference]: With dead ends: 167 [2018-04-12 16:06:28,453 INFO L226 Difference]: Without dead ends: 167 [2018-04-12 16:06:28,453 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-12 16:06:28,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-04-12 16:06:28,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 165. [2018-04-12 16:06:28,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-12 16:06:28,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 182 transitions. [2018-04-12 16:06:28,456 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 182 transitions. Word has length 86 [2018-04-12 16:06:28,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:06:28,456 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 182 transitions. [2018-04-12 16:06:28,456 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 16:06:28,456 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 182 transitions. [2018-04-12 16:06:28,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-12 16:06:28,457 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:06:28,457 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:06:28,457 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, 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__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:06:28,457 INFO L82 PathProgramCache]: Analyzing trace with hash -153348228, now seen corresponding path program 1 times [2018-04-12 16:06:28,457 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:06:28,457 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:06:28,458 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:06:28,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:06:28,458 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:06:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:06:28,477 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:06:29,400 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 202 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 16:06:29,400 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:06:29,400 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:06:29,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:06:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:06:29,430 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:06:29,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 16:06:29,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-12 16:06:29,479 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,480 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,483 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:18 [2018-04-12 16:06:29,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-12 16:06:29,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-12 16:06:29,546 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,550 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,555 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,555 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-12 16:06:29,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-04-12 16:06:29,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 52 [2018-04-12 16:06:29,612 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,617 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,621 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,622 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:38, output treesize:34 [2018-04-12 16:06:29,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 32 [2018-04-12 16:06:29,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 85 [2018-04-12 16:06:29,683 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,694 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,701 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:43 [2018-04-12 16:06:29,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-04-12 16:06:29,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 136 [2018-04-12 16:06:29,789 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,812 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 16:06:29,820 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:63, output treesize:59 [2018-04-12 16:06:29,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 50 [2018-04-12 16:06:29,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:29,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 199 [2018-04-12 16:06:29,942 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,967 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:29,978 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 16:06:29,979 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:79, output treesize:75 [2018-04-12 16:06:30,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 59 [2018-04-12 16:06:30,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,144 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:30,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 274 [2018-04-12 16:06:30,149 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:06:30,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:30,202 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 16:06:30,202 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:95, output treesize:91 [2018-04-12 16:06:48,288 WARN L148 SmtUtils]: Spent 2015ms on a formula simplification that was a NOOP. DAG size: 48 [2018-04-12 16:06:48,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 68 [2018-04-12 16:06:48,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,302 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,302 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,309 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:06:48,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 288 [2018-04-12 16:06:48,314 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:06:48,346 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:06:48,361 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-12 16:06:48,361 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:106, output treesize:102 [2018-04-12 16:07:04,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 68 [2018-04-12 16:07:04,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,449 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:04,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 288 [2018-04-12 16:07:04,456 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:07:04,489 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:07:04,503 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-12 16:07:04,504 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:106, output treesize:102 [2018-04-12 16:07:20,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 68 [2018-04-12 16:07:20,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:20,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 288 [2018-04-12 16:07:20,599 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:07:20,632 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:07:20,647 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-12 16:07:20,648 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:106, output treesize:102 [2018-04-12 16:07:38,796 WARN L148 SmtUtils]: Spent 2010ms on a formula simplification that was a NOOP. DAG size: 42 [2018-04-12 16:07:40,855 WARN L148 SmtUtils]: Spent 2009ms on a formula simplification that was a NOOP. DAG size: 44 [2018-04-12 16:07:40,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 49 [2018-04-12 16:07:40,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:07:40,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 124 [2018-04-12 16:07:40,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:07:40,887 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:07:40,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:07:40,891 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:83, output treesize:3 [2018-04-12 16:07:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 21 proven. 160 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-04-12 16:07:40,949 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:07:40,949 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 23] total 44 [2018-04-12 16:07:40,949 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-12 16:07:40,950 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-12 16:07:40,950 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=238, Invalid=1734, Unknown=8, NotChecked=0, Total=1980 [2018-04-12 16:07:40,950 INFO L87 Difference]: Start difference. First operand 165 states and 182 transitions. Second operand 45 states. [2018-04-12 16:08:26,480 WARN L151 SmtUtils]: Spent 2037ms on a formula simplification. DAG size of input: 102 DAG size of output 48 [2018-04-12 16:08:32,624 WARN L151 SmtUtils]: Spent 2086ms on a formula simplification. DAG size of input: 108 DAG size of output 52 [2018-04-12 16:08:42,742 WARN L151 SmtUtils]: Spent 6052ms on a formula simplification. DAG size of input: 105 DAG size of output 54 [2018-04-12 16:08:43,138 WARN L148 SmtUtils]: Spent 310ms on a formula simplification that was a NOOP. DAG size: 44 [2018-04-12 16:08:47,194 WARN L148 SmtUtils]: Spent 4021ms on a formula simplification that was a NOOP. DAG size: 66 [2018-04-12 16:08:51,303 WARN L148 SmtUtils]: Spent 4023ms on a formula simplification that was a NOOP. DAG size: 68 [2018-04-12 16:08:51,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:08:51,833 INFO L93 Difference]: Finished difference Result 181 states and 194 transitions. [2018-04-12 16:08:51,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-12 16:08:51,835 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 86 [2018-04-12 16:08:51,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:08:51,835 INFO L225 Difference]: With dead ends: 181 [2018-04-12 16:08:51,836 INFO L226 Difference]: Without dead ends: 181 [2018-04-12 16:08:51,837 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 65 SyntacticMatches, 12 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1129 ImplicationChecksByTransitivity, 123.6s TimeCoverageRelationStatistics Valid=701, Invalid=4105, Unknown=24, NotChecked=0, Total=4830 [2018-04-12 16:08:51,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-04-12 16:08:51,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 166. [2018-04-12 16:08:51,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-04-12 16:08:51,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 183 transitions. [2018-04-12 16:08:51,840 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 183 transitions. Word has length 86 [2018-04-12 16:08:51,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:08:51,840 INFO L459 AbstractCegarLoop]: Abstraction has 166 states and 183 transitions. [2018-04-12 16:08:51,840 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-12 16:08:51,840 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 183 transitions. [2018-04-12 16:08:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-04-12 16:08:51,840 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:08:51,840 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:08:51,841 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:08:51,841 INFO L82 PathProgramCache]: Analyzing trace with hash 1044758808, now seen corresponding path program 1 times [2018-04-12 16:08:51,841 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:08:51,841 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:08:51,841 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:08:51,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:08:51,842 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:08:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:08:51,849 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:08:51,883 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-04-12 16:08:51,883 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:08:51,883 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:08:51,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:08:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:08:51,946 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:08:51,992 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-04-12 16:08:52,011 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:08:52,011 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2018-04-12 16:08:52,012 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 16:08:52,012 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 16:08:52,012 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2018-04-12 16:08:52,012 INFO L87 Difference]: Start difference. First operand 166 states and 183 transitions. Second operand 11 states. [2018-04-12 16:08:52,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:08:52,249 INFO L93 Difference]: Finished difference Result 228 states and 251 transitions. [2018-04-12 16:08:52,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 16:08:52,251 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 87 [2018-04-12 16:08:52,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:08:52,252 INFO L225 Difference]: With dead ends: 228 [2018-04-12 16:08:52,252 INFO L226 Difference]: Without dead ends: 225 [2018-04-12 16:08:52,252 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2018-04-12 16:08:52,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2018-04-12 16:08:52,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 175. [2018-04-12 16:08:52,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-04-12 16:08:52,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 193 transitions. [2018-04-12 16:08:52,256 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 193 transitions. Word has length 87 [2018-04-12 16:08:52,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:08:52,256 INFO L459 AbstractCegarLoop]: Abstraction has 175 states and 193 transitions. [2018-04-12 16:08:52,256 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 16:08:52,256 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 193 transitions. [2018-04-12 16:08:52,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-12 16:08:52,257 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:08:52,257 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:08:52,257 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:08:52,257 INFO L82 PathProgramCache]: Analyzing trace with hash -176458510, now seen corresponding path program 1 times [2018-04-12 16:08:52,258 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:08:52,258 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:08:52,259 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:08:52,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:08:52,259 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:08:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:08:52,273 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:08:52,584 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-04-12 16:08:52,585 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:08:52,585 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:08:52,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:08:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:08:52,626 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:08:52,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-12 16:08:52,629 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:52,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-12 16:08:52,639 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:52,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2018-04-12 16:08:52,641 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:52,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 16:08:52,650 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:52,658 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 16:08:52,658 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:44, output treesize:40 [2018-04-12 16:08:54,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:54,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:54,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-12 16:08:54,194 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:54,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:54,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 60 [2018-04-12 16:08:54,239 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:54,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:54,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 58 [2018-04-12 16:08:54,270 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:54,294 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:54,295 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:54,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-12 16:08:54,295 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:54,316 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-12 16:08:54,316 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:113, output treesize:95 [2018-04-12 16:08:54,518 WARN L148 SmtUtils]: Spent 128ms on a formula simplification that was a NOOP. DAG size: 60 [2018-04-12 16:08:54,751 WARN L148 SmtUtils]: Spent 150ms on a formula simplification that was a NOOP. DAG size: 64 [2018-04-12 16:08:54,973 WARN L148 SmtUtils]: Spent 149ms on a formula simplification that was a NOOP. DAG size: 64 [2018-04-12 16:08:55,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 63 [2018-04-12 16:08:55,143 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:55,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-04-12 16:08:55,232 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:55,312 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 100 [2018-04-12 16:08:55,328 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 16:08:55,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 90 [2018-04-12 16:08:55,458 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 16:08:55,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 92 [2018-04-12 16:08:55,626 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 16:08:55,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 58 [2018-04-12 16:08:55,808 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:55,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 66 [2018-04-12 16:08:55,810 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:55,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:55,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 78 [2018-04-12 16:08:55,960 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 16:08:56,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:56,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:56,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-12 16:08:56,147 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:56,156 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:56,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:08:56,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 64 [2018-04-12 16:08:56,158 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 16:08:56,328 INFO L267 ElimStorePlain]: Start of recursive call 1: 24 dim-0 vars, 8 dim-1 vars, End of recursive call: 40 dim-0 vars, and 8 xjuncts. [2018-04-12 16:08:56,329 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 32 variables, input treesize:285, output treesize:437 [2018-04-12 16:08:56,860 WARN L151 SmtUtils]: Spent 375ms on a formula simplification. DAG size of input: 240 DAG size of output 61 [2018-04-12 16:08:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 142 proven. 76 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 16:08:56,917 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:08:56,917 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 25] total 41 [2018-04-12 16:08:56,917 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-12 16:08:56,917 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-12 16:08:56,918 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1568, Unknown=7, NotChecked=0, Total=1722 [2018-04-12 16:08:56,918 INFO L87 Difference]: Start difference. First operand 175 states and 193 transitions. Second operand 42 states. [2018-04-12 16:08:59,171 WARN L151 SmtUtils]: Spent 2122ms on a formula simplification. DAG size of input: 55 DAG size of output 54 [2018-04-12 16:08:59,860 WARN L151 SmtUtils]: Spent 643ms on a formula simplification. DAG size of input: 72 DAG size of output 68 [2018-04-12 16:09:05,963 WARN L151 SmtUtils]: Spent 6061ms on a formula simplification. DAG size of input: 52 DAG size of output 50 [2018-04-12 16:09:12,093 WARN L151 SmtUtils]: Spent 6069ms on a formula simplification. DAG size of input: 53 DAG size of output 50 [2018-04-12 16:09:14,205 WARN L151 SmtUtils]: Spent 2062ms on a formula simplification. DAG size of input: 59 DAG size of output 54 [2018-04-12 16:09:21,360 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 58 DAG size of output 53 [2018-04-12 16:09:51,029 WARN L151 SmtUtils]: Spent 28711ms on a formula simplification. DAG size of input: 83 DAG size of output 82 [2018-04-12 16:10:24,140 WARN L151 SmtUtils]: Spent 33054ms on a formula simplification. DAG size of input: 90 DAG size of output 86 [2018-04-12 16:10:56,821 WARN L151 SmtUtils]: Spent 32631ms on a formula simplification. DAG size of input: 92 DAG size of output 86 [2018-04-12 16:11:25,897 WARN L151 SmtUtils]: Spent 28789ms on a formula simplification. DAG size of input: 96 DAG size of output 90 [2018-04-12 16:11:26,539 WARN L151 SmtUtils]: Spent 442ms on a formula simplification. DAG size of input: 71 DAG size of output 65 [2018-04-12 16:11:27,022 WARN L151 SmtUtils]: Spent 438ms on a formula simplification. DAG size of input: 74 DAG size of output 68 [2018-04-12 16:11:27,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:11:27,160 INFO L93 Difference]: Finished difference Result 230 states and 252 transitions. [2018-04-12 16:11:27,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-12 16:11:27,160 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 88 [2018-04-12 16:11:27,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:11:27,161 INFO L225 Difference]: With dead ends: 230 [2018-04-12 16:11:27,161 INFO L226 Difference]: Without dead ends: 230 [2018-04-12 16:11:27,163 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 67 SyntacticMatches, 2 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1260 ImplicationChecksByTransitivity, 148.9s TimeCoverageRelationStatistics Valid=707, Invalid=5291, Unknown=8, NotChecked=0, Total=6006 [2018-04-12 16:11:27,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-04-12 16:11:27,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 174. [2018-04-12 16:11:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-04-12 16:11:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 192 transitions. [2018-04-12 16:11:27,167 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 192 transitions. Word has length 88 [2018-04-12 16:11:27,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:11:27,167 INFO L459 AbstractCegarLoop]: Abstraction has 174 states and 192 transitions. [2018-04-12 16:11:27,168 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-12 16:11:27,168 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 192 transitions. [2018-04-12 16:11:27,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-12 16:11:27,168 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:11:27,168 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:11:27,169 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:11:27,169 INFO L82 PathProgramCache]: Analyzing trace with hash 114164608, now seen corresponding path program 1 times [2018-04-12 16:11:27,169 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:11:27,169 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:11:27,170 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:27,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:27,170 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:27,182 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:11:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-04-12 16:11:27,413 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:11:27,413 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:11:27,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:27,464 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:11:28,041 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 13 proven. 29 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-04-12 16:11:28,058 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:11:28,083 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 20 [2018-04-12 16:11:28,084 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-12 16:11:28,084 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-12 16:11:28,084 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=356, Unknown=0, NotChecked=0, Total=420 [2018-04-12 16:11:28,084 INFO L87 Difference]: Start difference. First operand 174 states and 192 transitions. Second operand 21 states. [2018-04-12 16:11:29,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:11:29,385 INFO L93 Difference]: Finished difference Result 174 states and 192 transitions. [2018-04-12 16:11:29,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 16:11:29,386 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 89 [2018-04-12 16:11:29,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:11:29,387 INFO L225 Difference]: With dead ends: 174 [2018-04-12 16:11:29,387 INFO L226 Difference]: Without dead ends: 174 [2018-04-12 16:11:29,387 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=145, Invalid=785, Unknown=0, NotChecked=0, Total=930 [2018-04-12 16:11:29,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-04-12 16:11:29,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 172. [2018-04-12 16:11:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-04-12 16:11:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 190 transitions. [2018-04-12 16:11:29,389 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 190 transitions. Word has length 89 [2018-04-12 16:11:29,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:11:29,389 INFO L459 AbstractCegarLoop]: Abstraction has 172 states and 190 transitions. [2018-04-12 16:11:29,389 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-12 16:11:29,389 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 190 transitions. [2018-04-12 16:11:29,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-04-12 16:11:29,390 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:11:29,390 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:11:29,390 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:11:29,390 INFO L82 PathProgramCache]: Analyzing trace with hash -755864063, now seen corresponding path program 1 times [2018-04-12 16:11:29,390 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:11:29,390 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:11:29,391 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:29,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:29,391 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:29,405 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:11:29,631 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-04-12 16:11:29,631 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:11:29,631 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:11:29,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:29,678 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:11:29,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 16:11:29,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-12 16:11:29,719 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:29,720 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:29,724 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:29,724 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-04-12 16:11:30,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-12 16:11:30,079 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:11:30,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-12 16:11:30,080 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:30,082 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:30,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:30,086 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:32, output treesize:3 [2018-04-12 16:11:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-04-12 16:11:30,109 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:11:30,109 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 22 [2018-04-12 16:11:30,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-12 16:11:30,110 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-12 16:11:30,110 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=433, Unknown=0, NotChecked=0, Total=506 [2018-04-12 16:11:30,110 INFO L87 Difference]: Start difference. First operand 172 states and 190 transitions. Second operand 23 states. [2018-04-12 16:11:31,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:11:31,144 INFO L93 Difference]: Finished difference Result 256 states and 281 transitions. [2018-04-12 16:11:31,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-12 16:11:31,144 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 90 [2018-04-12 16:11:31,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:11:31,145 INFO L225 Difference]: With dead ends: 256 [2018-04-12 16:11:31,145 INFO L226 Difference]: Without dead ends: 256 [2018-04-12 16:11:31,145 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 84 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=202, Invalid=1280, Unknown=0, NotChecked=0, Total=1482 [2018-04-12 16:11:31,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2018-04-12 16:11:31,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 195. [2018-04-12 16:11:31,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2018-04-12 16:11:31,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 218 transitions. [2018-04-12 16:11:31,149 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 218 transitions. Word has length 90 [2018-04-12 16:11:31,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:11:31,150 INFO L459 AbstractCegarLoop]: Abstraction has 195 states and 218 transitions. [2018-04-12 16:11:31,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-12 16:11:31,150 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 218 transitions. [2018-04-12 16:11:31,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-04-12 16:11:31,150 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:11:31,150 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:11:31,151 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, 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__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:11:31,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1956948993, now seen corresponding path program 1 times [2018-04-12 16:11:31,151 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:11:31,151 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:11:31,152 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:31,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:31,152 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:31,168 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:11:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-04-12 16:11:31,434 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:11:31,434 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:11:31,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:31,470 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:11:31,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 16:11:31,482 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,483 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 16:11:31,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 16:11:31,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-12 16:11:31,512 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,513 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,517 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,517 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-04-12 16:11:31,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-12 16:11:31,611 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,613 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:20, output treesize:3 [2018-04-12 16:11:31,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-04-12 16:11:31,696 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:11:31,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-12 16:11:31,696 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,698 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:31,701 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:34, output treesize:5 [2018-04-12 16:11:31,714 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-04-12 16:11:31,731 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:11:31,731 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12] total 24 [2018-04-12 16:11:31,731 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-12 16:11:31,731 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-12 16:11:31,731 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2018-04-12 16:11:31,732 INFO L87 Difference]: Start difference. First operand 195 states and 218 transitions. Second operand 25 states. [2018-04-12 16:11:32,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:11:32,140 INFO L93 Difference]: Finished difference Result 211 states and 234 transitions. [2018-04-12 16:11:32,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-12 16:11:32,141 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 91 [2018-04-12 16:11:32,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:11:32,141 INFO L225 Difference]: With dead ends: 211 [2018-04-12 16:11:32,141 INFO L226 Difference]: Without dead ends: 211 [2018-04-12 16:11:32,142 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 85 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=159, Invalid=1173, Unknown=0, NotChecked=0, Total=1332 [2018-04-12 16:11:32,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-04-12 16:11:32,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 198. [2018-04-12 16:11:32,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2018-04-12 16:11:32,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 221 transitions. [2018-04-12 16:11:32,145 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 221 transitions. Word has length 91 [2018-04-12 16:11:32,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:11:32,146 INFO L459 AbstractCegarLoop]: Abstraction has 198 states and 221 transitions. [2018-04-12 16:11:32,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-12 16:11:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 221 transitions. [2018-04-12 16:11:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-04-12 16:11:32,146 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:11:32,146 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:11:32,146 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:11:32,146 INFO L82 PathProgramCache]: Analyzing trace with hash -1810352142, now seen corresponding path program 1 times [2018-04-12 16:11:32,146 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:11:32,146 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:11:32,147 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:32,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:32,147 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:32,156 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:11:32,229 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-04-12 16:11:32,229 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:11:32,230 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 16:11:32,230 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 16:11:32,230 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 16:11:32,230 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:11:32,230 INFO L87 Difference]: Start difference. First operand 198 states and 221 transitions. Second operand 5 states. [2018-04-12 16:11:32,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:11:32,276 INFO L93 Difference]: Finished difference Result 209 states and 229 transitions. [2018-04-12 16:11:32,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:11:32,276 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 91 [2018-04-12 16:11:32,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:11:32,277 INFO L225 Difference]: With dead ends: 209 [2018-04-12 16:11:32,277 INFO L226 Difference]: Without dead ends: 203 [2018-04-12 16:11:32,277 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-12 16:11:32,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2018-04-12 16:11:32,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 190. [2018-04-12 16:11:32,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2018-04-12 16:11:32,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 210 transitions. [2018-04-12 16:11:32,281 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 210 transitions. Word has length 91 [2018-04-12 16:11:32,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:11:32,281 INFO L459 AbstractCegarLoop]: Abstraction has 190 states and 210 transitions. [2018-04-12 16:11:32,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 16:11:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 210 transitions. [2018-04-12 16:11:32,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-04-12 16:11:32,282 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:11:32,282 INFO L355 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:11:32,282 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__free_17Err3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err7RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err6RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__alloc_17Err4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__entry_pointErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation]=== [2018-04-12 16:11:32,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1541861104, now seen corresponding path program 1 times [2018-04-12 16:11:32,284 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:11:32,284 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:11:32,284 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:32,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:32,285 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:11:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:32,310 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:11:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 16:11:33,160 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:11:33,192 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:11:33,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:11:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:11:33,225 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:11:33,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-12 16:11:33,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-12 16:11:33,287 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,288 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,292 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:22 [2018-04-12 16:11:33,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-12 16:11:33,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-12 16:11:33,343 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,346 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,351 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,351 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:29 [2018-04-12 16:11:33,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-04-12 16:11:33,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 52 [2018-04-12 16:11:33,411 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,416 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,421 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,421 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:38 [2018-04-12 16:11:33,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 34 [2018-04-12 16:11:33,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 93 [2018-04-12 16:11:33,498 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,507 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 16:11:33,514 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:58, output treesize:54 [2018-04-12 16:11:33,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 43 [2018-04-12 16:11:33,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,653 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,653 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 146 [2018-04-12 16:11:33,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,676 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,686 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 16:11:33,687 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:74, output treesize:70 [2018-04-12 16:11:33,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 52 [2018-04-12 16:11:33,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,826 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,826 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:33,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 211 [2018-04-12 16:11:33,827 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,848 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:33,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-12 16:11:33,862 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:90, output treesize:86 [2018-04-12 16:11:34,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 61 [2018-04-12 16:11:34,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 288 [2018-04-12 16:11:34,043 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:34,075 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:34,091 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 16:11:34,092 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:106, output treesize:102 [2018-04-12 16:11:34,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 70 [2018-04-12 16:11:34,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,333 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:34,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 377 [2018-04-12 16:11:34,342 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:34,385 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:34,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-12 16:11:34,404 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:122, output treesize:118 [2018-04-12 16:11:35,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 79 [2018-04-12 16:11:35,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,515 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,516 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,516 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:11:35,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 478 [2018-04-12 16:11:35,518 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:11:35,581 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:11:35,605 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2018-04-12 16:11:35,605 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:138, output treesize:134 [2018-04-12 16:12:04,035 WARN L148 SmtUtils]: Spent 2058ms on a formula simplification that was a NOOP. DAG size: 67 [2018-04-12 16:12:04,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 88 [2018-04-12 16:12:04,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:04,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 492 [2018-04-12 16:12:04,084 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:12:04,155 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:12:04,179 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 1 xjuncts. [2018-04-12 16:12:04,179 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 9 variables, input treesize:149, output treesize:145 [2018-04-12 16:12:40,903 WARN L151 SmtUtils]: Spent 4054ms on a formula simplification. DAG size of input: 73 DAG size of output 67 [2018-04-12 16:12:43,003 WARN L148 SmtUtils]: Spent 2011ms on a formula simplification that was a NOOP. DAG size: 67 [2018-04-12 16:12:45,111 WARN L148 SmtUtils]: Spent 2033ms on a formula simplification that was a NOOP. DAG size: 69 [2018-04-12 16:12:45,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 65 [2018-04-12 16:12:45,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,126 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,126 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 256 [2018-04-12 16:12:45,139 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:12:45,175 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:12:45,184 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:12:45,184 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:127, output treesize:13 [2018-04-12 16:12:45,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:12:45,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-12 16:12:45,221 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:12:45,224 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:12:45,224 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:11 [2018-04-12 16:12:45,303 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 78 proven. 124 refuted. 3 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 16:12:45,319 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:12:45,319 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 29] total 52 [2018-04-12 16:12:45,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-04-12 16:12:45,319 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-04-12 16:12:45,320 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=332, Invalid=2395, Unknown=29, NotChecked=0, Total=2756 [2018-04-12 16:12:45,320 INFO L87 Difference]: Start difference. First operand 190 states and 210 transitions. Second operand 53 states. [2018-04-12 16:13:32,346 WARN L151 SmtUtils]: Spent 2057ms on a formula simplification. DAG size of input: 123 DAG size of output 36 [2018-04-12 16:14:38,705 WARN L151 SmtUtils]: Spent 2032ms on a formula simplification. DAG size of input: 115 DAG size of output 46 [2018-04-12 16:15:00,981 WARN L151 SmtUtils]: Spent 2135ms on a formula simplification. DAG size of input: 116 DAG size of output 50 [2018-04-12 16:15:43,942 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 112 DAG size of output 57 [2018-04-12 16:16:24,602 WARN L151 SmtUtils]: Spent 2060ms on a formula simplification. DAG size of input: 109 DAG size of output 64 [2018-04-12 16:17:06,418 WARN L151 SmtUtils]: Spent 12944ms on a formula simplification. DAG size of input: 111 DAG size of output 76 [2018-04-12 16:17:26,143 WARN L151 SmtUtils]: Spent 6721ms on a formula simplification. DAG size of input: 108 DAG size of output 73 Received shutdown request... [2018-04-12 16:17:36,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-12 16:17:36,410 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-12 16:17:36,415 WARN L197 ceAbstractionStarter]: Timeout [2018-04-12 16:17:36,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 04:17:36 BoogieIcfgContainer [2018-04-12 16:17:36,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 16:17:36,415 INFO L168 Benchmark]: Toolchain (without parser) took 869729.01 ms. Allocated memory was 404.8 MB in the beginning and 673.7 MB in the end (delta: 269.0 MB). Free memory was 338.7 MB in the beginning and 467.0 MB in the end (delta: -128.3 MB). Peak memory consumption was 140.6 MB. Max. memory is 5.3 GB. [2018-04-12 16:17:36,416 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 404.8 MB. Free memory is still 365.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 16:17:36,416 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.09 ms. Allocated memory is still 404.8 MB. Free memory was 338.7 MB in the beginning and 293.1 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 5.3 GB. [2018-04-12 16:17:36,416 INFO L168 Benchmark]: Boogie Preprocessor took 55.12 ms. Allocated memory is still 404.8 MB. Free memory was 293.1 MB in the beginning and 289.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-12 16:17:36,416 INFO L168 Benchmark]: RCFGBuilder took 772.91 ms. Allocated memory was 404.8 MB in the beginning and 618.7 MB in the end (delta: 213.9 MB). Free memory was 289.1 MB in the beginning and 480.9 MB in the end (delta: -191.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 5.3 GB. [2018-04-12 16:17:36,417 INFO L168 Benchmark]: TraceAbstraction took 868578.92 ms. Allocated memory was 618.7 MB in the beginning and 673.7 MB in the end (delta: 55.1 MB). Free memory was 480.9 MB in the beginning and 467.0 MB in the end (delta: 13.9 MB). Peak memory consumption was 69.0 MB. Max. memory is 5.3 GB. [2018-04-12 16:17:36,418 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 404.8 MB. Free memory is still 365.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 319.09 ms. Allocated memory is still 404.8 MB. Free memory was 338.7 MB in the beginning and 293.1 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 55.12 ms. Allocated memory is still 404.8 MB. Free memory was 293.1 MB in the beginning and 289.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 772.91 ms. Allocated memory was 404.8 MB in the beginning and 618.7 MB in the end (delta: 213.9 MB). Free memory was 289.1 MB in the beginning and 480.9 MB in the end (delta: -191.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 868578.92 ms. Allocated memory was 618.7 MB in the beginning and 673.7 MB in the end (delta: 55.1 MB). Free memory was 480.9 MB in the beginning and 467.0 MB in the end (delta: 13.9 MB). Peak memory consumption was 69.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1478]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1478). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1460]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1460). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1460]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1460). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1460]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1460). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1460]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1460). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1446]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1446). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1452]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1452). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1451]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1451). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1451]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1451). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1451]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1451). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1446]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1446). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1452]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1452). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1451]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1451). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1470]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1470). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1474]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1474). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1470]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1470). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1474]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1474). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (190states) and interpolant automaton (currently 27 states, 53 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 77 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 384 locations, 87 error locations. TIMEOUT Result, 868.5s OverallTime, 30 OverallIterations, 11 TraceHistogramMax, 652.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2281 SDtfs, 3137 SDslu, 15422 SDs, 0 SdLazy, 12862 SolverSat, 824 SolverUnsat, 84 SolverUnknown, 0 SolverNotchecked, 153.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1904 GetRequests, 1117 SyntacticMatches, 47 SemanticMatches, 739 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 7442 ImplicationChecksByTransitivity, 699.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=28, 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: 0.1s AutomataMinimizationTime, 29 MinimizatonAttempts, 610 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 213.6s InterpolantComputationTime, 3040 NumberOfCodeBlocks, 2988 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 2992 ConstructedInterpolants, 393 QuantifiedInterpolants, 2824191 SizeOfPredicates, 102 NumberOfNonLiveVariables, 4517 ConjunctsInSsa, 440 ConjunctsInUnsatCore, 48 InterpolantComputations, 13 PerfectInterpolantSequences, 3772/6068 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test17_1_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_16-17-36-423.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test17_1_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_16-17-36-423.csv Completed graceful shutdown