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_test18_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 23:56:59,245 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 23:56:59,246 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 23:56:59,260 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 23:56:59,260 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 23:56:59,260 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 23:56:59,261 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 23:56:59,263 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 23:56:59,264 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 23:56:59,265 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 23:56:59,266 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 23:56:59,266 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 23:56:59,267 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 23:56:59,268 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 23:56:59,269 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 23:56:59,270 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 23:56:59,272 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 23:56:59,273 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 23:56:59,274 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 23:56:59,275 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 23:56:59,277 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 23:56:59,277 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 23:56:59,277 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 23:56:59,278 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 23:56:59,279 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 23:56:59,280 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 23:56:59,280 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 23:56:59,280 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 23:56:59,281 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 23:56:59,281 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 23:56:59,282 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 23:56:59,282 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 [2018-04-11 23:56:59,304 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 23:56:59,304 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 23:56:59,305 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 23:56:59,306 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 23:56:59,306 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 23:56:59,306 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 23:56:59,306 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 23:56:59,306 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 23:56:59,306 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 23:56:59,306 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 23:56:59,307 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 23:56:59,307 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 23:56:59,308 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 23:56:59,308 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 23:56:59,308 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 23:56:59,308 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 23:56:59,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 23:56:59,345 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 23:56:59,348 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 23:56:59,349 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 23:56:59,349 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 23:56:59,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,625 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5f2e2ea20 [2018-04-11 23:56:59,811 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 23:56:59,811 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 23:56:59,811 INFO L168 CDTParser]: Scanning memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,819 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 23:56:59,820 INFO L215 ultiparseSymbolTable]: [2018-04-11 23:56:59,820 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 23:56:59,820 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_del ('__ldv_list_del') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,820 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_submit_msg ('ldv_submit_msg') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,820 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_positive ('ldv_positive') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,820 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_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,820 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_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_create ('ldv_kobject_create') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init ('ldv_kobject_init') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_nonpositive ('ldv_nonpositive') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanup ('ldv_kobject_cleanup') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__g ('g') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_get ('ldv_kobject_get') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__f ('f') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_add ('__ldv_list_add') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,821 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_put ('ldv_kobject_put') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_init ('ldv_kref_init') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_del ('ldv_kobject_del') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_sub ('ldv_kref_sub') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 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_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_release ('ldv_kobject_release') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgs ('ldv_destroy_msgs') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fill ('ldv_msg_fill') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,822 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_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add ('ldv_list_add') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point ('entry_point') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_alloc ('ldv_msg_alloc') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 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_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_del ('ldv_list_del') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_put ('ldv_kref_put') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 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_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 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_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc ('ldv_malloc') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,823 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_zalloc ('ldv_zalloc') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_free ('ldv_msg_free') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_get ('ldv_kref_get') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 23:56:59,824 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_global_msg_list in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ushort in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ino_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____syscall_slong_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____pid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__suseconds_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,824 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_barrier_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_quad_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_long in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__int64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fd_mask in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____WAIT_STATUS in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int16_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fsid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____clock_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____blkcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__daddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_cond_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__clockid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,825 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____clockid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____loff_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__quad_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_int in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__dev_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__id_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__clock_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_long in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____int16_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____off_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,826 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__sigset_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_spinlock_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__nlink_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ulong in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__uint in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____sigset_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ino64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_once_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsword_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,827 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ssize_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_attr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uint64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__int16_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__blkcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fd_mask in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__timer_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____id_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____syscall_ulong_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__lldiv_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____pthread_list_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__uid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____sig_atomic_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_char in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__off_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,828 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int32_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int8_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fsblkcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__wchar_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____gid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____off64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____suseconds_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_char in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____quad_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsblkcnt64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__size_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__key_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_mutexattr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsfilcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_short in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____rlim_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____timer_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_mutex_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,829 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__mode_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ssize_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__idtype_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____socklen_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____int32_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____intptr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__time_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__gid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____blkcnt64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____nlink_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__div_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__int32_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,830 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uint32_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fsfilcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fd_set in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____mode_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__caddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__blksize_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_short in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_quad_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____caddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____dev_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,831 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsblkcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__register_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_barrierattr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_rwlock_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_key_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____int8_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldiv_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____rlim64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ino_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uint16_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____useconds_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_condattr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsfilcnt64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____qaddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____blksize_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____daddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____int64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____key_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uint8_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,832 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__loff_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,833 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____time_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,833 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__int8_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,833 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:56:59,847 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5f2e2ea20 [2018-04-11 23:56:59,850 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 23:56:59,851 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 23:56:59,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 23:56:59,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 23:56:59,855 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 23:56:59,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:56:59" (1/1) ... [2018-04-11 23:56:59,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa19743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:56:59, skipping insertion in model container [2018-04-11 23:56:59,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:56:59" (1/1) ... [2018-04-11 23:56:59,868 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 23:56:59,896 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 23:57:00,047 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 23:57:00,102 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 23:57:00,109 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 155 non ball SCCs. Number of states in SCCs 155. [2018-04-11 23:57:00,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00 WrapperNode [2018-04-11 23:57:00,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 23:57:00,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 23:57:00,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 23:57:00,156 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 23:57:00,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (1/1) ... [2018-04-11 23:57:00,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (1/1) ... [2018-04-11 23:57:00,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (1/1) ... [2018-04-11 23:57:00,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (1/1) ... [2018-04-11 23:57:00,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (1/1) ... [2018-04-11 23:57:00,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (1/1) ... [2018-04-11 23:57:00,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (1/1) ... [2018-04-11 23:57:00,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 23:57:00,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 23:57:00,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 23:57:00,211 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 23:57:00,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (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 [2018-04-11 23:57:00,325 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 23:57:00,325 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 23:57:00,325 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 23:57:00,325 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 23:57:00,325 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_nonpositive [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_positive [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_zalloc [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_add [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_del [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add [2018-04-11 23:57:00,326 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tail [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_del [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_alloc [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fill [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_free [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_submit_msg [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgs [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_return [2018-04-11 23:57:00,327 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_return [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_sub [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_init [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_get [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_put [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_del [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanup [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_release [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_put [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_get [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init_internal [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_create [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__f [2018-04-11 23:57:00,328 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__g [2018-04-11 23:57:00,329 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point [2018-04-11 23:57:00,329 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 23:57:00,329 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 23:57:00,329 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-04-11 23:57:00,329 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 23:57:00,329 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 23:57:00,330 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 23:57:00,331 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 23:57:00,332 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 23:57:00,333 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 23:57:00,334 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 23:57:00,335 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 23:57:00,336 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure kfree [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-04-11 23:57:00,337 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_nonpositive [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_positive [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_zalloc [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_add [2018-04-11 23:57:00,338 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_del [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tail [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_del [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_alloc [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fill [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_free [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_submit_msg [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgs [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_return [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 23:57:00,339 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_return [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_sub [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_init [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_get [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_put [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_del [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanup [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_release [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_put [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_get [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init_internal [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_create [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__f [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__g [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point [2018-04-11 23:57:00,340 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 23:57:00,341 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 23:57:00,341 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 23:57:00,341 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 23:57:00,622 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 23:57:00,759 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 23:57:00,943 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 23:57:00,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:57:00 BoogieIcfgContainer [2018-04-11 23:57:00,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 23:57:00,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 23:57:00,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 23:57:00,946 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 23:57:00,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 11:56:59" (1/3) ... [2018-04-11 23:57:00,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41042c83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:57:00, skipping insertion in model container [2018-04-11 23:57:00,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:57:00" (2/3) ... [2018-04-11 23:57:00,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41042c83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:57:00, skipping insertion in model container [2018-04-11 23:57:00,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:57:00" (3/3) ... [2018-04-11 23:57:00,948 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 23:57:00,953 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 23:57:00,959 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 79 error locations. [2018-04-11 23:57:00,984 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 23:57:00,985 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 23:57:00,985 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 23:57:00,985 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 23:57:00,985 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 23:57:00,985 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 23:57:00,985 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 23:57:00,986 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 23:57:00,986 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 23:57:00,986 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 23:57:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2018-04-11 23:57:01,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 23:57:01,002 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:01,003 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 23:57:01,003 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:01,006 INFO L82 PathProgramCache]: Analyzing trace with hash 15377148, now seen corresponding path program 1 times [2018-04-11 23:57:01,008 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:01,008 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:01,041 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:01,041 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:01,073 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:01,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:01,121 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:01,121 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 23:57:01,122 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 23:57:01,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 23:57:01,136 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:57:01,138 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 3 states. [2018-04-11 23:57:01,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:01,202 INFO L93 Difference]: Finished difference Result 77 states and 82 transitions. [2018-04-11 23:57:01,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 23:57:01,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 23:57:01,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:01,210 INFO L225 Difference]: With dead ends: 77 [2018-04-11 23:57:01,210 INFO L226 Difference]: Without dead ends: 71 [2018-04-11 23:57:01,211 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 [2018-04-11 23:57:01,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-04-11 23:57:01,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 52. [2018-04-11 23:57:01,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 23:57:01,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2018-04-11 23:57:01,247 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 57 transitions. Word has length 4 [2018-04-11 23:57:01,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:01,248 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 57 transitions. [2018-04-11 23:57:01,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 23:57:01,248 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2018-04-11 23:57:01,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 23:57:01,248 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:01,248 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 23:57:01,248 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:01,249 INFO L82 PathProgramCache]: Analyzing trace with hash 15377149, now seen corresponding path program 1 times [2018-04-11 23:57:01,249 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:01,249 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:01,251 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:01,251 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:01,262 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:01,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:01,295 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:01,295 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 23:57:01,296 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 23:57:01,297 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 23:57:01,297 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:57:01,297 INFO L87 Difference]: Start difference. First operand 52 states and 57 transitions. Second operand 3 states. [2018-04-11 23:57:01,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:01,320 INFO L93 Difference]: Finished difference Result 88 states and 99 transitions. [2018-04-11 23:57:01,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 23:57:01,320 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 23:57:01,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:01,322 INFO L225 Difference]: With dead ends: 88 [2018-04-11 23:57:01,322 INFO L226 Difference]: Without dead ends: 88 [2018-04-11 23:57:01,322 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 [2018-04-11 23:57:01,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-11 23:57:01,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 50. [2018-04-11 23:57:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 23:57:01,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 55 transitions. [2018-04-11 23:57:01,327 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 55 transitions. Word has length 4 [2018-04-11 23:57:01,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:01,327 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 55 transitions. [2018-04-11 23:57:01,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 23:57:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2018-04-11 23:57:01,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 23:57:01,327 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:01,327 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] [2018-04-11 23:57:01,327 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:01,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1456240651, now seen corresponding path program 1 times [2018-04-11 23:57:01,328 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:01,328 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:01,329 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:01,329 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:01,345 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:01,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:01,382 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:01,382 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 23:57:01,383 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 23:57:01,383 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 23:57:01,383 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:57:01,383 INFO L87 Difference]: Start difference. First operand 50 states and 55 transitions. Second operand 3 states. [2018-04-11 23:57:01,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:01,439 INFO L93 Difference]: Finished difference Result 82 states and 93 transitions. [2018-04-11 23:57:01,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 23:57:01,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-04-11 23:57:01,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:01,441 INFO L225 Difference]: With dead ends: 82 [2018-04-11 23:57:01,441 INFO L226 Difference]: Without dead ends: 79 [2018-04-11 23:57:01,441 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 [2018-04-11 23:57:01,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-11 23:57:01,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 54. [2018-04-11 23:57:01,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 23:57:01,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 60 transitions. [2018-04-11 23:57:01,447 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 60 transitions. Word has length 20 [2018-04-11 23:57:01,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:01,447 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 60 transitions. [2018-04-11 23:57:01,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 23:57:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2018-04-11 23:57:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 23:57:01,448 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:01,448 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, 1, 1] [2018-04-11 23:57:01,448 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:01,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1633146249, now seen corresponding path program 1 times [2018-04-11 23:57:01,448 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:01,448 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:01,450 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:01,450 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:01,465 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:01,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:01,508 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:01,508 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 23:57:01,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:57:01,508 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:57:01,509 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:57:01,509 INFO L87 Difference]: Start difference. First operand 54 states and 60 transitions. Second operand 6 states. [2018-04-11 23:57:01,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:01,557 INFO L93 Difference]: Finished difference Result 82 states and 93 transitions. [2018-04-11 23:57:01,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:57:01,558 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-11 23:57:01,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:01,559 INFO L225 Difference]: With dead ends: 82 [2018-04-11 23:57:01,559 INFO L226 Difference]: Without dead ends: 82 [2018-04-11 23:57:01,559 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 [2018-04-11 23:57:01,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-04-11 23:57:01,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 50. [2018-04-11 23:57:01,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 23:57:01,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2018-04-11 23:57:01,562 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 54 transitions. Word has length 22 [2018-04-11 23:57:01,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:01,562 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 54 transitions. [2018-04-11 23:57:01,562 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:57:01,562 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2018-04-11 23:57:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 23:57:01,563 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:01,563 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, 1] [2018-04-11 23:57:01,563 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:01,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1500247108, now seen corresponding path program 1 times [2018-04-11 23:57:01,563 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:01,563 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:01,564 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:01,564 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:01,574 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:01,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:01,613 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:01,614 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 23:57:01,614 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 23:57:01,614 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 23:57:01,614 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:57:01,614 INFO L87 Difference]: Start difference. First operand 50 states and 54 transitions. Second operand 5 states. [2018-04-11 23:57:01,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:01,633 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2018-04-11 23:57:01,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:57:01,634 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-04-11 23:57:01,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:01,634 INFO L225 Difference]: With dead ends: 54 [2018-04-11 23:57:01,634 INFO L226 Difference]: Without dead ends: 52 [2018-04-11 23:57:01,634 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 [2018-04-11 23:57:01,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-11 23:57:01,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-04-11 23:57:01,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 23:57:01,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-04-11 23:57:01,637 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 23 [2018-04-11 23:57:01,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:01,637 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-04-11 23:57:01,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 23:57:01,637 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-04-11 23:57:01,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 23:57:01,638 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:01,638 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, 1, 1, 1] [2018-04-11 23:57:01,638 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:01,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449282, now seen corresponding path program 1 times [2018-04-11 23:57:01,638 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:01,638 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:01,639 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:01,639 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:01,649 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:01,679 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:01,679 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 23:57:01,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:57:01,680 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:57:01,680 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:57:01,680 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 6 states. [2018-04-11 23:57:01,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:01,720 INFO L93 Difference]: Finished difference Result 51 states and 55 transitions. [2018-04-11 23:57:01,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 23:57:01,720 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-11 23:57:01,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:01,721 INFO L225 Difference]: With dead ends: 51 [2018-04-11 23:57:01,721 INFO L226 Difference]: Without dead ends: 51 [2018-04-11 23:57:01,721 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 [2018-04-11 23:57:01,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-04-11 23:57:01,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-04-11 23:57:01,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-11 23:57:01,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2018-04-11 23:57:01,725 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 25 [2018-04-11 23:57:01,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:01,725 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2018-04-11 23:57:01,725 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:57:01,725 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2018-04-11 23:57:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 23:57:01,726 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:01,726 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, 1, 1, 1] [2018-04-11 23:57:01,726 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:01,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449331, now seen corresponding path program 1 times [2018-04-11 23:57:01,726 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:01,726 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:01,728 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:01,728 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:01,740 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:01,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:01,774 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:01,774 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 23:57:01,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:57:01,775 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:57:01,775 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:57:01,775 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand 6 states. [2018-04-11 23:57:01,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:01,864 INFO L93 Difference]: Finished difference Result 59 states and 64 transitions. [2018-04-11 23:57:01,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:57:01,864 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-11 23:57:01,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:01,865 INFO L225 Difference]: With dead ends: 59 [2018-04-11 23:57:01,865 INFO L226 Difference]: Without dead ends: 59 [2018-04-11 23:57:01,866 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 [2018-04-11 23:57:01,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-04-11 23:57:01,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 57. [2018-04-11 23:57:01,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-11 23:57:01,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 63 transitions. [2018-04-11 23:57:01,870 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 63 transitions. Word has length 25 [2018-04-11 23:57:01,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:01,870 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 63 transitions. [2018-04-11 23:57:01,870 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:57:01,870 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2018-04-11 23:57:01,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 23:57:01,872 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:01,872 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, 1, 1, 1] [2018-04-11 23:57:01,873 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:01,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449332, now seen corresponding path program 1 times [2018-04-11 23:57:01,873 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:01,873 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:01,875 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:01,875 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:01,886 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:01,998 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:01,998 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 23:57:01,998 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 23:57:01,998 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 23:57:01,998 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 23:57:01,999 INFO L87 Difference]: Start difference. First operand 57 states and 63 transitions. Second operand 4 states. [2018-04-11 23:57:02,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:02,096 INFO L93 Difference]: Finished difference Result 85 states and 95 transitions. [2018-04-11 23:57:02,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 23:57:02,097 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-04-11 23:57:02,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:02,098 INFO L225 Difference]: With dead ends: 85 [2018-04-11 23:57:02,098 INFO L226 Difference]: Without dead ends: 85 [2018-04-11 23:57:02,099 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 23:57:02,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-11 23:57:02,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 59. [2018-04-11 23:57:02,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-11 23:57:02,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 65 transitions. [2018-04-11 23:57:02,109 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 65 transitions. Word has length 25 [2018-04-11 23:57:02,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:02,109 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 65 transitions. [2018-04-11 23:57:02,109 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 23:57:02,109 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2018-04-11 23:57:02,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-11 23:57:02,110 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:02,110 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, 1, 1, 1] [2018-04-11 23:57:02,110 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:02,110 INFO L82 PathProgramCache]: Analyzing trace with hash 183457428, now seen corresponding path program 1 times [2018-04-11 23:57:02,110 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:02,110 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:02,112 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:02,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:02,112 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:02,124 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 23:57:02,201 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:02,201 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 23:57:02,201 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 23:57:02,201 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 23:57:02,201 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:57:02,202 INFO L87 Difference]: Start difference. First operand 59 states and 65 transitions. Second operand 5 states. [2018-04-11 23:57:02,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:02,215 INFO L93 Difference]: Finished difference Result 79 states and 86 transitions. [2018-04-11 23:57:02,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:57:02,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-04-11 23:57:02,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:02,217 INFO L225 Difference]: With dead ends: 79 [2018-04-11 23:57:02,217 INFO L226 Difference]: Without dead ends: 79 [2018-04-11 23:57:02,217 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 [2018-04-11 23:57:02,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-11 23:57:02,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 61. [2018-04-11 23:57:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-11 23:57:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2018-04-11 23:57:02,221 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 67 transitions. Word has length 29 [2018-04-11 23:57:02,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:02,221 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 67 transitions. [2018-04-11 23:57:02,221 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 23:57:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2018-04-11 23:57:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-11 23:57:02,222 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:02,222 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:57:02,222 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:02,223 INFO L82 PathProgramCache]: Analyzing trace with hash -108224362, now seen corresponding path program 1 times [2018-04-11 23:57:02,223 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:02,223 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:02,224 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:02,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:02,224 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:02,244 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:02,544 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:57:02,545 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 [2018-04-11 23:57:02,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:02,578 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:57:02,615 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 32 treesize of output 31 [2018-04-11 23:57:02,616 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:02,637 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 29 treesize of output 28 [2018-04-11 23:57:02,637 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:02,663 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 28 treesize of output 27 [2018-04-11 23:57:02,664 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:02,667 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 31 treesize of output 30 [2018-04-11 23:57:02,668 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:02,689 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:57:02,689 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-11 23:57:02,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:02,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:02,957 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 60 treesize of output 54 [2018-04-11 23:57:02,958 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:02,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:02,992 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 49 treesize of output 58 [2018-04-11 23:57:02,992 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:03,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:03,026 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 53 treesize of output 56 [2018-04-11 23:57:03,027 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:03,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:03,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:03,057 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 52 treesize of output 46 [2018-04-11 23:57:03,058 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:03,085 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. [2018-04-11 23:57:03,085 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-11 23:57:03,167 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:03,196 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:57:03,196 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 20 [2018-04-11 23:57:03,196 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 23:57:03,197 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 23:57:03,197 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=366, Unknown=4, NotChecked=0, Total=420 [2018-04-11 23:57:03,197 INFO L87 Difference]: Start difference. First operand 61 states and 67 transitions. Second operand 21 states. [2018-04-11 23:57:03,553 WARN L148 SmtUtils]: Spent 114ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-11 23:57:51,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:51,145 INFO L93 Difference]: Finished difference Result 145 states and 162 transitions. [2018-04-11 23:57:51,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 23:57:51,145 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 31 [2018-04-11 23:57:51,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:51,146 INFO L225 Difference]: With dead ends: 145 [2018-04-11 23:57:51,146 INFO L226 Difference]: Without dead ends: 145 [2018-04-11 23:57:51,147 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=137, Invalid=848, Unknown=7, NotChecked=0, Total=992 [2018-04-11 23:57:51,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-11 23:57:51,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 71. [2018-04-11 23:57:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-04-11 23:57:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 84 transitions. [2018-04-11 23:57:51,150 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 84 transitions. Word has length 31 [2018-04-11 23:57:51,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:51,151 INFO L459 AbstractCegarLoop]: Abstraction has 71 states and 84 transitions. [2018-04-11 23:57:51,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 23:57:51,151 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2018-04-11 23:57:51,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-11 23:57:51,151 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:51,151 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:57:51,151 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:51,151 INFO L82 PathProgramCache]: Analyzing trace with hash -108224363, now seen corresponding path program 1 times [2018-04-11 23:57:51,151 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:51,151 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:51,152 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:51,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:51,152 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:51,160 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:51,218 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:51,218 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:57:51,218 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 [2018-04-11 23:57:51,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:51,239 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:57:51,243 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 [2018-04-11 23:57:51,244 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:51,244 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:57:51,244 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:57:51,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:51,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:51,261 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 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 23:57:51,261 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:51,265 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. [2018-04-11 23:57:51,265 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-11 23:57:51,277 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:57:51,304 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:57:51,305 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2018-04-11 23:57:51,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 23:57:51,305 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 23:57:51,305 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-04-11 23:57:51,305 INFO L87 Difference]: Start difference. First operand 71 states and 84 transitions. Second operand 11 states. [2018-04-11 23:57:51,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:51,490 INFO L93 Difference]: Finished difference Result 97 states and 111 transitions. [2018-04-11 23:57:51,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 23:57:51,491 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-04-11 23:57:51,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:51,491 INFO L225 Difference]: With dead ends: 97 [2018-04-11 23:57:51,491 INFO L226 Difference]: Without dead ends: 97 [2018-04-11 23:57:51,492 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2018-04-11 23:57:51,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-04-11 23:57:51,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 63. [2018-04-11 23:57:51,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 23:57:51,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 72 transitions. [2018-04-11 23:57:51,496 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 72 transitions. Word has length 31 [2018-04-11 23:57:51,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:51,496 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 72 transitions. [2018-04-11 23:57:51,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 23:57:51,496 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2018-04-11 23:57:51,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-11 23:57:51,497 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:51,497 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, 1, 1, 1, 1, 1, 1] [2018-04-11 23:57:51,497 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:51,497 INFO L82 PathProgramCache]: Analyzing trace with hash -2114661359, now seen corresponding path program 1 times [2018-04-11 23:57:51,497 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:51,497 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:51,498 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:51,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:51,498 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:51,507 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:51,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 23:57:51,529 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:51,529 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 23:57:51,529 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 23:57:51,530 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 23:57:51,530 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 23:57:51,530 INFO L87 Difference]: Start difference. First operand 63 states and 72 transitions. Second operand 4 states. [2018-04-11 23:57:51,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:51,554 INFO L93 Difference]: Finished difference Result 74 states and 83 transitions. [2018-04-11 23:57:51,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:57:51,554 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-04-11 23:57:51,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:51,555 INFO L225 Difference]: With dead ends: 74 [2018-04-11 23:57:51,555 INFO L226 Difference]: Without dead ends: 74 [2018-04-11 23:57:51,556 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 [2018-04-11 23:57:51,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2018-04-11 23:57:51,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 68. [2018-04-11 23:57:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-11 23:57:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2018-04-11 23:57:51,559 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 32 [2018-04-11 23:57:51,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:51,559 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2018-04-11 23:57:51,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 23:57:51,560 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-04-11 23:57:51,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-11 23:57:51,560 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:51,560 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:57:51,561 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:51,561 INFO L82 PathProgramCache]: Analyzing trace with hash 746433175, now seen corresponding path program 1 times [2018-04-11 23:57:51,561 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:51,561 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:51,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:51,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:51,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:51,572 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:51,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 23:57:51,661 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:57:51,661 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 [2018-04-11 23:57:51,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:51,693 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:57:51,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 23:57:51,795 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:57:51,795 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2018-04-11 23:57:51,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 23:57:51,796 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 23:57:51,796 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=98, Unknown=8, NotChecked=0, Total=132 [2018-04-11 23:57:51,796 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand 12 states. [2018-04-11 23:57:51,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:51,999 INFO L93 Difference]: Finished difference Result 77 states and 85 transitions. [2018-04-11 23:57:51,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 23:57:51,999 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2018-04-11 23:57:52,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:52,000 INFO L225 Difference]: With dead ends: 77 [2018-04-11 23:57:52,000 INFO L226 Difference]: Without dead ends: 66 [2018-04-11 23:57:52,000 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=137, Unknown=8, NotChecked=0, Total=182 [2018-04-11 23:57:52,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-04-11 23:57:52,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-04-11 23:57:52,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-04-11 23:57:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2018-04-11 23:57:52,002 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 74 transitions. Word has length 37 [2018-04-11 23:57:52,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:52,002 INFO L459 AbstractCegarLoop]: Abstraction has 66 states and 74 transitions. [2018-04-11 23:57:52,002 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 23:57:52,002 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2018-04-11 23:57:52,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 23:57:52,003 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:52,003 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:57:52,003 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:52,003 INFO L82 PathProgramCache]: Analyzing trace with hash -544428488, now seen corresponding path program 1 times [2018-04-11 23:57:52,003 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:52,003 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:52,004 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:52,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:52,004 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:52,013 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 23:57:52,040 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:57:52,040 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 [2018-04-11 23:57:52,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:52,071 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:57:52,109 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 23:57:52,127 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:57:52,128 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-04-11 23:57:52,128 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 23:57:52,128 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 23:57:52,128 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:57:52,128 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. Second operand 7 states. [2018-04-11 23:57:52,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:52,175 INFO L93 Difference]: Finished difference Result 106 states and 120 transitions. [2018-04-11 23:57:52,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:57:52,175 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2018-04-11 23:57:52,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:52,175 INFO L225 Difference]: With dead ends: 106 [2018-04-11 23:57:52,176 INFO L226 Difference]: Without dead ends: 106 [2018-04-11 23:57:52,176 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:57:52,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-04-11 23:57:52,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 69. [2018-04-11 23:57:52,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-04-11 23:57:52,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 77 transitions. [2018-04-11 23:57:52,178 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 77 transitions. Word has length 38 [2018-04-11 23:57:52,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:52,178 INFO L459 AbstractCegarLoop]: Abstraction has 69 states and 77 transitions. [2018-04-11 23:57:52,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 23:57:52,178 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2018-04-11 23:57:52,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-11 23:57:52,179 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:52,179 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:57:52,179 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:52,180 INFO L82 PathProgramCache]: Analyzing trace with hash 515494553, now seen corresponding path program 1 times [2018-04-11 23:57:52,180 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:52,180 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:52,181 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:52,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:52,181 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:52,188 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:52,209 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 23:57:52,210 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:57:52,210 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 23:57:52,210 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:57:52,210 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:57:52,210 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:57:52,210 INFO L87 Difference]: Start difference. First operand 69 states and 77 transitions. Second operand 6 states. [2018-04-11 23:57:52,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:57:52,242 INFO L93 Difference]: Finished difference Result 90 states and 99 transitions. [2018-04-11 23:57:52,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 23:57:52,243 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2018-04-11 23:57:52,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:57:52,243 INFO L225 Difference]: With dead ends: 90 [2018-04-11 23:57:52,243 INFO L226 Difference]: Without dead ends: 90 [2018-04-11 23:57:52,244 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 [2018-04-11 23:57:52,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-04-11 23:57:52,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 66. [2018-04-11 23:57:52,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-04-11 23:57:52,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 72 transitions. [2018-04-11 23:57:52,246 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 72 transitions. Word has length 39 [2018-04-11 23:57:52,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:57:52,246 INFO L459 AbstractCegarLoop]: Abstraction has 66 states and 72 transitions. [2018-04-11 23:57:52,246 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:57:52,246 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2018-04-11 23:57:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-11 23:57:52,247 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:57:52,247 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:57:52,247 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:57:52,248 INFO L82 PathProgramCache]: Analyzing trace with hash 1795846426, now seen corresponding path program 1 times [2018-04-11 23:57:52,248 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:57:52,248 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:57:52,248 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:52,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:52,249 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:57:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:52,261 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:57:52,536 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 23:57:52,536 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:57:52,537 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 [2018-04-11 23:57:52,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:57:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:57:52,563 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:57:52,574 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 29 treesize of output 28 [2018-04-11 23:57:52,575 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:52,594 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 32 treesize of output 31 [2018-04-11 23:57:52,595 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:52,612 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 31 treesize of output 30 [2018-04-11 23:57:52,612 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:52,613 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 28 treesize of output 27 [2018-04-11 23:57:52,613 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:52,630 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:57:52,631 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-11 23:57:52,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:52,857 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 58 treesize of output 61 [2018-04-11 23:57:52,857 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:52,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:52,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:52,892 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 52 treesize of output 46 [2018-04-11 23:57:52,893 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:52,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:52,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:52,923 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 55 treesize of output 68 [2018-04-11 23:57:52,923 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:52,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:52,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:52,955 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 [2018-04-11 23:57:52,955 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:52,980 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. [2018-04-11 23:57:52,980 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-11 23:57:53,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,334 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 71 treesize of output 98 [2018-04-11 23:57:53,335 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 23:57:53,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,487 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 [2018-04-11 23:57:53,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:53,608 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,608 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,609 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 [2018-04-11 23:57:53,609 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:53,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,612 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 [2018-04-11 23:57:53,613 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:53,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,732 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 67 treesize of output 61 [2018-04-11 23:57:53,732 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:53,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:53,854 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 61 treesize of output 88 [2018-04-11 23:57:53,854 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 23:57:54,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:54,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:54,019 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 69 treesize of output 63 [2018-04-11 23:57:54,019 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 23:57:54,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:54,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:54,162 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:57:54,168 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 [2018-04-11 23:57:54,169 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 23:57:54,380 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 63 treesize of output 66 [2018-04-11 23:57:54,380 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 23:57:54,576 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. [2018-04-11 23:57:54,576 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 32 variables, input treesize:277, output treesize:421 [2018-04-11 23:57:54,790 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 23:57:54,808 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:57:54,808 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 25 [2018-04-11 23:57:54,808 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 23:57:54,808 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 23:57:54,809 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=576, Unknown=4, NotChecked=0, Total=650 [2018-04-11 23:57:54,809 INFO L87 Difference]: Start difference. First operand 66 states and 72 transitions. Second operand 26 states. [2018-04-11 23:57:55,112 WARN L148 SmtUtils]: Spent 119ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-11 23:58:10,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:58:10,762 INFO L93 Difference]: Finished difference Result 149 states and 163 transitions. [2018-04-11 23:58:10,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 23:58:10,817 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 44 [2018-04-11 23:58:10,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:58:10,818 INFO L225 Difference]: With dead ends: 149 [2018-04-11 23:58:10,818 INFO L226 Difference]: Without dead ends: 149 [2018-04-11 23:58:10,818 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 35 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=228, Invalid=1570, Unknown=8, NotChecked=0, Total=1806 [2018-04-11 23:58:10,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-04-11 23:58:10,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 72. [2018-04-11 23:58:10,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-04-11 23:58:10,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 80 transitions. [2018-04-11 23:58:10,821 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 80 transitions. Word has length 44 [2018-04-11 23:58:10,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:58:10,821 INFO L459 AbstractCegarLoop]: Abstraction has 72 states and 80 transitions. [2018-04-11 23:58:10,821 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 23:58:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2018-04-11 23:58:10,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-11 23:58:10,822 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:58:10,822 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:58:10,822 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:58:10,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1076958221, now seen corresponding path program 1 times [2018-04-11 23:58:10,822 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:58:10,822 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:58:10,823 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:10,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:10,824 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:10,829 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:58:10,861 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 23:58:10,861 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:58:10,862 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 23:58:10,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:58:10,862 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:58:10,862 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:58:10,862 INFO L87 Difference]: Start difference. First operand 72 states and 80 transitions. Second operand 6 states. [2018-04-11 23:58:10,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:58:10,936 INFO L93 Difference]: Finished difference Result 75 states and 82 transitions. [2018-04-11 23:58:10,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:58:10,936 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 45 [2018-04-11 23:58:10,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:58:10,937 INFO L225 Difference]: With dead ends: 75 [2018-04-11 23:58:10,937 INFO L226 Difference]: Without dead ends: 75 [2018-04-11 23:58:10,937 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 [2018-04-11 23:58:10,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-04-11 23:58:10,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 72. [2018-04-11 23:58:10,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-04-11 23:58:10,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 79 transitions. [2018-04-11 23:58:10,939 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 79 transitions. Word has length 45 [2018-04-11 23:58:10,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:58:10,939 INFO L459 AbstractCegarLoop]: Abstraction has 72 states and 79 transitions. [2018-04-11 23:58:10,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:58:10,939 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2018-04-11 23:58:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-11 23:58:10,940 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:58:10,940 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:58:10,940 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, 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__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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:58:10,940 INFO L82 PathProgramCache]: Analyzing trace with hash -974033432, now seen corresponding path program 1 times [2018-04-11 23:58:10,940 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:58:10,941 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:58:10,941 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:10,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:10,941 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:10,950 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:58:11,112 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-11 23:58:11,112 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:58:11,112 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 [2018-04-11 23:58:11,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:11,145 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:58:11,191 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 [2018-04-11 23:58:11,193 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 [2018-04-11 23:58:11,193 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,195 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,199 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,199 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-04-11 23:58:11,341 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 [2018-04-11 23:58:11,342 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:58:11,342 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 [2018-04-11 23:58:11,343 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,350 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,353 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,353 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:32, output treesize:3 [2018-04-11 23:58:11,360 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 23:58:11,377 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:58:11,377 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2018-04-11 23:58:11,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 23:58:11,377 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 23:58:11,377 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=349, Unknown=0, NotChecked=0, Total=420 [2018-04-11 23:58:11,377 INFO L87 Difference]: Start difference. First operand 72 states and 79 transitions. Second operand 21 states. [2018-04-11 23:58:11,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:58:11,584 INFO L93 Difference]: Finished difference Result 107 states and 114 transitions. [2018-04-11 23:58:11,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 23:58:11,584 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 46 [2018-04-11 23:58:11,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:58:11,584 INFO L225 Difference]: With dead ends: 107 [2018-04-11 23:58:11,585 INFO L226 Difference]: Without dead ends: 107 [2018-04-11 23:58:11,585 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=138, Invalid=732, Unknown=0, NotChecked=0, Total=870 [2018-04-11 23:58:11,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-04-11 23:58:11,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 94. [2018-04-11 23:58:11,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-04-11 23:58:11,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 105 transitions. [2018-04-11 23:58:11,587 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 105 transitions. Word has length 46 [2018-04-11 23:58:11,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:58:11,587 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 105 transitions. [2018-04-11 23:58:11,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 23:58:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 105 transitions. [2018-04-11 23:58:11,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-11 23:58:11,588 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:58:11,588 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:58:11,588 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:58:11,588 INFO L82 PathProgramCache]: Analyzing trace with hash -130265140, now seen corresponding path program 1 times [2018-04-11 23:58:11,588 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:58:11,589 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:58:11,589 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:11,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:11,589 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:11,603 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:58:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 23:58:11,794 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:58:11,794 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 [2018-04-11 23:58:11,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:11,831 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:58:11,854 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 [2018-04-11 23:58:11,854 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,856 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,856 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:58:11,888 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 [2018-04-11 23:58:11,890 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 [2018-04-11 23:58:11,890 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,899 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,899 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-04-11 23:58:11,951 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 [2018-04-11 23:58:11,951 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,953 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:11,953 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:20, output treesize:3 [2018-04-11 23:58:12,017 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 [2018-04-11 23:58:12,019 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:58:12,019 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 [2018-04-11 23:58:12,019 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:12,022 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:12,026 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:12,026 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:34, output treesize:5 [2018-04-11 23:58:12,030 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 23:58:12,048 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:58:12,049 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 22 [2018-04-11 23:58:12,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 23:58:12,049 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 23:58:12,049 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2018-04-11 23:58:12,049 INFO L87 Difference]: Start difference. First operand 94 states and 105 transitions. Second operand 23 states. [2018-04-11 23:58:12,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:58:12,365 INFO L93 Difference]: Finished difference Result 100 states and 111 transitions. [2018-04-11 23:58:12,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 23:58:12,365 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 47 [2018-04-11 23:58:12,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:58:12,365 INFO L225 Difference]: With dead ends: 100 [2018-04-11 23:58:12,365 INFO L226 Difference]: Without dead ends: 100 [2018-04-11 23:58:12,366 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=749, Unknown=0, NotChecked=0, Total=870 [2018-04-11 23:58:12,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-04-11 23:58:12,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2018-04-11 23:58:12,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-04-11 23:58:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 107 transitions. [2018-04-11 23:58:12,367 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 107 transitions. Word has length 47 [2018-04-11 23:58:12,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:58:12,368 INFO L459 AbstractCegarLoop]: Abstraction has 96 states and 107 transitions. [2018-04-11 23:58:12,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 23:58:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 107 transitions. [2018-04-11 23:58:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 23:58:12,368 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:58:12,368 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 23:58:12,368 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:58:12,368 INFO L82 PathProgramCache]: Analyzing trace with hash 588646427, now seen corresponding path program 1 times [2018-04-11 23:58:12,368 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:58:12,368 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:58:12,369 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:12,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:12,369 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:12,374 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:58:12,388 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 23:58:12,388 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:58:12,388 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 [2018-04-11 23:58:12,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:12,414 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:58:12,427 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 23:58:12,445 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-11 23:58:12,445 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-04-11 23:58:12,445 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:58:12,445 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:58:12,445 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:58:12,445 INFO L87 Difference]: Start difference. First operand 96 states and 107 transitions. Second operand 6 states. [2018-04-11 23:58:12,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:58:12,470 INFO L93 Difference]: Finished difference Result 94 states and 103 transitions. [2018-04-11 23:58:12,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:58:12,470 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2018-04-11 23:58:12,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:58:12,471 INFO L225 Difference]: With dead ends: 94 [2018-04-11 23:58:12,471 INFO L226 Difference]: Without dead ends: 94 [2018-04-11 23:58:12,471 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:58:12,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-04-11 23:58:12,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2018-04-11 23:58:12,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-04-11 23:58:12,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 103 transitions. [2018-04-11 23:58:12,473 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 103 transitions. Word has length 50 [2018-04-11 23:58:12,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:58:12,473 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 103 transitions. [2018-04-11 23:58:12,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:58:12,473 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 103 transitions. [2018-04-11 23:58:12,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-11 23:58:12,474 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:58:12,474 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 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] [2018-04-11 23:58:12,474 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:58:12,474 INFO L82 PathProgramCache]: Analyzing trace with hash 1312052608, now seen corresponding path program 1 times [2018-04-11 23:58:12,474 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:58:12,474 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:58:12,475 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:12,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:12,475 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:12,481 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:58:12,506 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 23:58:12,506 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:58:12,506 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 [2018-04-11 23:58:12,514 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:12,542 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:58:12,553 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 23:58:12,578 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:58:12,578 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2018-04-11 23:58:12,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 23:58:12,579 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 23:58:12,579 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:58:12,579 INFO L87 Difference]: Start difference. First operand 94 states and 103 transitions. Second operand 7 states. [2018-04-11 23:58:12,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:58:12,625 INFO L93 Difference]: Finished difference Result 97 states and 102 transitions. [2018-04-11 23:58:12,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 23:58:12,625 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-04-11 23:58:12,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:58:12,626 INFO L225 Difference]: With dead ends: 97 [2018-04-11 23:58:12,626 INFO L226 Difference]: Without dead ends: 97 [2018-04-11 23:58:12,627 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-04-11 23:58:12,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-04-11 23:58:12,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 91. [2018-04-11 23:58:12,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-11 23:58:12,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 96 transitions. [2018-04-11 23:58:12,629 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 96 transitions. Word has length 53 [2018-04-11 23:58:12,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:58:12,629 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 96 transitions. [2018-04-11 23:58:12,630 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 23:58:12,630 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2018-04-11 23:58:12,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 23:58:12,630 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:58:12,630 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 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, 1, 1] [2018-04-11 23:58:12,630 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:58:12,631 INFO L82 PathProgramCache]: Analyzing trace with hash 2018923856, now seen corresponding path program 1 times [2018-04-11 23:58:12,631 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:58:12,631 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:58:12,632 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:12,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:12,632 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:12,644 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:58:12,995 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 23:58:12,995 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:58:12,995 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 [2018-04-11 23:58:13,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:13,021 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:58:13,024 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 [2018-04-11 23:58:13,024 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:13,025 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:13,025 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:58:13,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:58:13,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:58:13,084 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 11 treesize of output 4 [2018-04-11 23:58:13,085 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:13,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:13,086 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 23:58:13,117 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 [2018-04-11 23:58:13,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 12 treesize of output 11 [2018-04-11 23:58:13,118 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:13,119 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:13,123 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:13,123 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:21 [2018-04-11 23:58:13,167 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 5 treesize of output 1 [2018-04-11 23:58:13,167 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:13,171 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-11 23:58:13,171 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:24, output treesize:19 [2018-04-11 23:58:17,194 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 19 [2018-04-11 23:58:17,309 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 24 treesize of output 20 [2018-04-11 23:58:17,311 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:58:17,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-11 23:58:17,311 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:17,313 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:17,317 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:17,317 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:38, output treesize:10 [2018-04-11 23:58:17,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:58:17,339 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 [2018-04-11 23:58:17,340 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:17,343 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. [2018-04-11 23:58:17,343 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-11 23:58:17,380 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:58:17,397 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:58:17,397 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 31 [2018-04-11 23:58:17,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 23:58:17,397 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 23:58:17,397 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=892, Unknown=1, NotChecked=0, Total=992 [2018-04-11 23:58:17,397 INFO L87 Difference]: Start difference. First operand 91 states and 96 transitions. Second operand 32 states. [2018-04-11 23:58:35,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:58:35,606 INFO L93 Difference]: Finished difference Result 146 states and 154 transitions. [2018-04-11 23:58:35,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-11 23:58:35,607 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 54 [2018-04-11 23:58:35,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:58:35,607 INFO L225 Difference]: With dead ends: 146 [2018-04-11 23:58:35,607 INFO L226 Difference]: Without dead ends: 146 [2018-04-11 23:58:35,608 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1126 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=739, Invalid=4230, Unknown=1, NotChecked=0, Total=4970 [2018-04-11 23:58:35,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-11 23:58:35,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 106. [2018-04-11 23:58:35,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-04-11 23:58:35,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 114 transitions. [2018-04-11 23:58:35,610 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 114 transitions. Word has length 54 [2018-04-11 23:58:35,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:58:35,610 INFO L459 AbstractCegarLoop]: Abstraction has 106 states and 114 transitions. [2018-04-11 23:58:35,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 23:58:35,610 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions. [2018-04-11 23:58:35,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-11 23:58:35,611 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:58:35,611 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:58:35,611 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:58:35,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1582302436, now seen corresponding path program 2 times [2018-04-11 23:58:35,611 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:58:35,611 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:58:35,612 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:35,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:58:35,612 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:58:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:58:35,622 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:58:35,802 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-11 23:58:35,802 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:58:35,802 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 [2018-04-11 23:58:35,810 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 23:58:35,832 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 23:58:35,833 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:58:35,835 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:58:35,880 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 [2018-04-11 23:58:35,881 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 [2018-04-11 23:58:35,881 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:35,882 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:35,885 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:35,885 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-04-11 23:58:41,993 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 19 treesize of output 15 [2018-04-11 23:58:41,994 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 15 treesize of output 3 [2018-04-11 23:58:41,994 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:58:41,995 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:41,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:58:41,995 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2018-04-11 23:58:42,012 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 23:58:42,029 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:58:42,029 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 21 [2018-04-11 23:58:42,029 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 23:58:42,029 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 23:58:42,029 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=407, Unknown=3, NotChecked=0, Total=462 [2018-04-11 23:58:42,029 INFO L87 Difference]: Start difference. First operand 106 states and 114 transitions. Second operand 22 states. [2018-04-11 23:58:44,300 WARN L148 SmtUtils]: Spent 2008ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-11 23:58:52,388 WARN L148 SmtUtils]: Spent 2010ms on a formula simplification that was a NOOP. DAG size: 36 [2018-04-11 23:58:58,603 WARN L148 SmtUtils]: Spent 2006ms on a formula simplification that was a NOOP. DAG size: 27 [2018-04-11 23:59:00,624 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 32 [2018-04-11 23:59:02,645 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-11 23:59:04,668 WARN L148 SmtUtils]: Spent 2006ms on a formula simplification that was a NOOP. DAG size: 29 [2018-04-11 23:59:06,695 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 29 [2018-04-11 23:59:12,726 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-11 23:59:12,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:59:12,731 INFO L93 Difference]: Finished difference Result 151 states and 161 transitions. [2018-04-11 23:59:12,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-11 23:59:12,731 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 59 [2018-04-11 23:59:12,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:59:12,731 INFO L225 Difference]: With dead ends: 151 [2018-04-11 23:59:12,732 INFO L226 Difference]: Without dead ends: 151 [2018-04-11 23:59:12,732 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 59 SyntacticMatches, 4 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 34.7s TimeCoverageRelationStatistics Valid=364, Invalid=1983, Unknown=5, NotChecked=0, Total=2352 [2018-04-11 23:59:12,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-04-11 23:59:12,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 106. [2018-04-11 23:59:12,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-04-11 23:59:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 113 transitions. [2018-04-11 23:59:12,734 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 113 transitions. Word has length 59 [2018-04-11 23:59:12,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:59:12,734 INFO L459 AbstractCegarLoop]: Abstraction has 106 states and 113 transitions. [2018-04-11 23:59:12,734 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 23:59:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 113 transitions. [2018-04-11 23:59:12,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-11 23:59:12,734 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:59:12,735 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 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, 1, 1, 1, 1, 1, 1] [2018-04-11 23:59:12,735 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:59:12,735 INFO L82 PathProgramCache]: Analyzing trace with hash 266702631, now seen corresponding path program 1 times [2018-04-11 23:59:12,735 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:59:12,735 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:59:12,735 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:59:12,736 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:59:12,736 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:59:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:59:12,743 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:59:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-11 23:59:13,475 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:59:13,475 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 [2018-04-11 23:59:13,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:59:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:59:13,502 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:59:13,656 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 [2018-04-11 23:59:13,657 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 [2018-04-11 23:59:13,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:13,658 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:13,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:13,665 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:42 [2018-04-11 23:59:13,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 12 [2018-04-11 23:59:13,772 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:13,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-11 23:59:13,778 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:28, output treesize:19 [2018-04-11 23:59:17,808 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 19 [2018-04-11 23:59:21,864 WARN L148 SmtUtils]: Spent 2012ms on a formula simplification that was a NOOP. DAG size: 39 [2018-04-11 23:59:23,138 WARN L151 SmtUtils]: Spent 1185ms on a formula simplification. DAG size of input: 38 DAG size of output 26 [2018-04-11 23:59:23,195 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 45 treesize of output 39 [2018-04-11 23:59:23,196 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:59:23,197 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 39 treesize of output 29 [2018-04-11 23:59:23,197 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:23,200 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:23,206 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:23,206 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:59, output treesize:23 [2018-04-11 23:59:25,380 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 23:59:25,398 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:59:25,398 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2018-04-11 23:59:25,399 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-11 23:59:25,399 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-11 23:59:25,399 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1071, Unknown=28, NotChecked=0, Total=1190 [2018-04-11 23:59:25,399 INFO L87 Difference]: Start difference. First operand 106 states and 113 transitions. Second operand 35 states. [2018-04-11 23:59:46,629 WARN L151 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 79 DAG size of output 40 [2018-04-11 23:59:57,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:59:57,748 INFO L93 Difference]: Finished difference Result 112 states and 118 transitions. [2018-04-11 23:59:57,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 23:59:57,748 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 58 [2018-04-11 23:59:57,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:59:57,749 INFO L225 Difference]: With dead ends: 112 [2018-04-11 23:59:57,749 INFO L226 Difference]: Without dead ends: 91 [2018-04-11 23:59:57,750 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 48 SyntacticMatches, 4 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 458 ImplicationChecksByTransitivity, 16.0s TimeCoverageRelationStatistics Valid=238, Invalid=2179, Unknown=33, NotChecked=0, Total=2450 [2018-04-11 23:59:57,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-04-11 23:59:57,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2018-04-11 23:59:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-11 23:59:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 97 transitions. [2018-04-11 23:59:57,752 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 97 transitions. Word has length 58 [2018-04-11 23:59:57,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:59:57,752 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 97 transitions. [2018-04-11 23:59:57,752 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-11 23:59:57,752 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2018-04-11 23:59:57,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 23:59:57,752 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:59:57,752 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-11 23:59:57,753 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:59:57,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1806735440, now seen corresponding path program 2 times [2018-04-11 23:59:57,753 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:59:57,753 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:59:57,753 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:59:57,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:59:57,754 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:59:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:59:57,766 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:59:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 14 proven. 24 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-11 23:59:57,948 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:59:57,948 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 [2018-04-11 23:59:57,954 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 23:59:57,972 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 23:59:57,972 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:59:57,973 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:59:57,993 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 [2018-04-11 23:59:57,993 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:57,994 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:57,994 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:59:58,021 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 [2018-04-11 23:59:58,022 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 [2018-04-11 23:59:58,022 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:58,023 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:58,025 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:58,025 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-04-11 23:59:58,055 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 11 treesize of output 1 [2018-04-11 23:59:58,056 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:58,056 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:58,056 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-11 23:59:58,073 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 21 treesize of output 17 [2018-04-11 23:59:58,076 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 17 treesize of output 5 [2018-04-11 23:59:58,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:58,077 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:58,078 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:58,078 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-11 23:59:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 23:59:58,098 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:59:58,098 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 23 [2018-04-11 23:59:58,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 23:59:58,098 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 23:59:58,099 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=499, Unknown=0, NotChecked=0, Total=552 [2018-04-11 23:59:58,099 INFO L87 Difference]: Start difference. First operand 91 states and 97 transitions. Second operand 24 states. [2018-04-11 23:59:58,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:59:58,689 INFO L93 Difference]: Finished difference Result 108 states and 115 transitions. [2018-04-11 23:59:58,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 23:59:58,690 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 60 [2018-04-11 23:59:58,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:59:58,690 INFO L225 Difference]: With dead ends: 108 [2018-04-11 23:59:58,690 INFO L226 Difference]: Without dead ends: 108 [2018-04-11 23:59:58,691 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 61 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=295, Invalid=2255, Unknown=0, NotChecked=0, Total=2550 [2018-04-11 23:59:58,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-04-11 23:59:58,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 91. [2018-04-11 23:59:58,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-11 23:59:58,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 96 transitions. [2018-04-11 23:59:58,692 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 96 transitions. Word has length 60 [2018-04-11 23:59:58,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:59:58,693 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 96 transitions. [2018-04-11 23:59:58,693 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 23:59:58,693 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2018-04-11 23:59:58,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-11 23:59:58,693 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:59:58,693 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-11 23:59:58,693 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 23:59:58,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1644768004, now seen corresponding path program 2 times [2018-04-11 23:59:58,693 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:59:58,693 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:59:58,694 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:59:58,694 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:59:58,694 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:59:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:59:58,704 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:59:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-11 23:59:58,949 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:59:58,949 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 [2018-04-11 23:59:58,955 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 23:59:58,982 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 23:59:58,982 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:59:58,984 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:59:59,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:59:59,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:59:59,037 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 11 treesize of output 4 [2018-04-11 23:59:59,037 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:59,039 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:59,039 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 23:59:59,069 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 [2018-04-11 23:59:59,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 12 treesize of output 11 [2018-04-11 23:59:59,070 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:59,071 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:59,076 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:59:59,076 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:21 [2018-04-11 23:59:59,113 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 5 treesize of output 1 [2018-04-11 23:59:59,114 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:59:59,121 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 23:59:59,121 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:14 [2018-04-12 00:00:03,147 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 14 [2018-04-12 00:00:03,198 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 20 treesize of output 16 [2018-04-12 00:00:03,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 16 treesize of output 4 [2018-04-12 00:00:03,199 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:03,200 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:03,202 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 00:00:03,203 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2018-04-12 00:00:03,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:03,206 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 00:00:03,206 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:03,210 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 00:00:03,210 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-12 00:00:03,247 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 00:00:03,265 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:00:03,266 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 15] total 28 [2018-04-12 00:00:03,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-12 00:00:03,266 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-12 00:00:03,266 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=739, Unknown=1, NotChecked=0, Total=812 [2018-04-12 00:00:03,266 INFO L87 Difference]: Start difference. First operand 91 states and 96 transitions. Second operand 29 states. [2018-04-12 00:00:25,601 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 17 [2018-04-12 00:00:27,615 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 19 [2018-04-12 00:00:32,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:00:32,371 INFO L93 Difference]: Finished difference Result 172 states and 182 transitions. [2018-04-12 00:00:32,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-04-12 00:00:32,372 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 66 [2018-04-12 00:00:32,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:00:32,372 INFO L225 Difference]: With dead ends: 172 [2018-04-12 00:00:32,372 INFO L226 Difference]: Without dead ends: 172 [2018-04-12 00:00:32,373 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 58 SyntacticMatches, 2 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1306 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=583, Invalid=4670, Unknown=3, NotChecked=0, Total=5256 [2018-04-12 00:00:32,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-04-12 00:00:32,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 98. [2018-04-12 00:00:32,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-04-12 00:00:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions. [2018-04-12 00:00:32,375 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 66 [2018-04-12 00:00:32,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:00:32,375 INFO L459 AbstractCegarLoop]: Abstraction has 98 states and 104 transitions. [2018-04-12 00:00:32,375 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-12 00:00:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2018-04-12 00:00:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-12 00:00:32,376 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:00:32,376 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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 00:00:32,376 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:00:32,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1644768005, now seen corresponding path program 1 times [2018-04-12 00:00:32,376 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:00:32,376 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:00:32,376 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:32,377 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:00:32,377 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:32,382 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:00:32,436 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-12 00:00:32,436 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:00:32,437 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 00:00:32,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:00:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:32,477 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:00:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-04-12 00:00:32,638 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:00:32,655 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 12 [2018-04-12 00:00:32,655 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 00:00:32,655 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 00:00:32,655 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2018-04-12 00:00:32,655 INFO L87 Difference]: Start difference. First operand 98 states and 104 transitions. Second operand 13 states. [2018-04-12 00:00:32,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:00:32,844 INFO L93 Difference]: Finished difference Result 100 states and 105 transitions. [2018-04-12 00:00:32,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 00:00:32,844 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 66 [2018-04-12 00:00:32,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:00:32,845 INFO L225 Difference]: With dead ends: 100 [2018-04-12 00:00:32,845 INFO L226 Difference]: Without dead ends: 100 [2018-04-12 00:00:32,845 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-04-12 00:00:32,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-04-12 00:00:32,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 97. [2018-04-12 00:00:32,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-04-12 00:00:32,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 102 transitions. [2018-04-12 00:00:32,846 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 102 transitions. Word has length 66 [2018-04-12 00:00:32,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:00:32,846 INFO L459 AbstractCegarLoop]: Abstraction has 97 states and 102 transitions. [2018-04-12 00:00:32,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 00:00:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 102 transitions. [2018-04-12 00:00:32,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-12 00:00:32,847 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:00:32,847 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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, 1, 1, 1] [2018-04-12 00:00:32,847 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:00:32,847 INFO L82 PathProgramCache]: Analyzing trace with hash -551799312, now seen corresponding path program 1 times [2018-04-12 00:00:32,847 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:00:32,847 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:00:32,848 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:32,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:00:32,848 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:32,861 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:00:33,132 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 3 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-12 00:00:33,132 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:00:33,132 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 00:00:33,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:00:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:33,163 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:00:33,209 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 00:00:33,211 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 00:00:33,211 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:33,212 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:33,214 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:33,215 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-04-12 00:00:33,385 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 27 treesize of output 22 [2018-04-12 00:00:33,391 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 2 case distinctions, treesize of input 22 treesize of output 35 [2018-04-12 00:00:33,392 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:00:33,397 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:00:33,406 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:00:33,406 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:35, output treesize:24 [2018-04-12 00:00:33,532 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 00:00:33,533 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:00:33,534 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 00:00:33,534 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:33,540 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:33,544 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 00:00:33,544 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:32, output treesize:3 [2018-04-12 00:00:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 15 proven. 27 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-12 00:00:33,574 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:00:33,574 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 27 [2018-04-12 00:00:33,574 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-12 00:00:33,575 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-12 00:00:33,575 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=632, Unknown=0, NotChecked=0, Total=756 [2018-04-12 00:00:33,575 INFO L87 Difference]: Start difference. First operand 97 states and 102 transitions. Second operand 28 states. [2018-04-12 00:00:35,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:00:35,547 INFO L93 Difference]: Finished difference Result 141 states and 148 transitions. [2018-04-12 00:00:35,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-12 00:00:35,547 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 67 [2018-04-12 00:00:35,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:00:35,548 INFO L225 Difference]: With dead ends: 141 [2018-04-12 00:00:35,548 INFO L226 Difference]: Without dead ends: 139 [2018-04-12 00:00:35,549 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 58 SyntacticMatches, 5 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 791 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=413, Invalid=2343, Unknown=0, NotChecked=0, Total=2756 [2018-04-12 00:00:35,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-04-12 00:00:35,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 120. [2018-04-12 00:00:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-04-12 00:00:35,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 129 transitions. [2018-04-12 00:00:35,551 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 129 transitions. Word has length 67 [2018-04-12 00:00:35,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:00:35,551 INFO L459 AbstractCegarLoop]: Abstraction has 120 states and 129 transitions. [2018-04-12 00:00:35,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-12 00:00:35,552 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2018-04-12 00:00:35,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-12 00:00:35,552 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:00:35,552 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:00:35,552 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:00:35,552 INFO L82 PathProgramCache]: Analyzing trace with hash 74090692, now seen corresponding path program 1 times [2018-04-12 00:00:35,552 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:00:35,552 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:00:35,553 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:35,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:00:35,553 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:35,569 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:00:36,212 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-12 00:00:36,212 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:00:36,213 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 00:00:36,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:00:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:36,250 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:00:36,271 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 00:00:36,272 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,272 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,273 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 00:00:36,337 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 00:00:36,338 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 00:00:36,339 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,340 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,344 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 00:00:36,344 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-04-12 00:00:36,377 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 9 treesize of output 1 [2018-04-12 00:00:36,378 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,378 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,378 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:13, output treesize:3 [2018-04-12 00:00:36,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:36,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:36,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 33 [2018-04-12 00:00:36,411 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,415 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,415 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:26 [2018-04-12 00:00:36,455 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 33 treesize of output 26 [2018-04-12 00:00:36,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:36,457 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 26 treesize of output 37 [2018-04-12 00:00:36,457 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,461 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,466 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 00:00:36,466 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:42 [2018-04-12 00:00:36,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2018-04-12 00:00:36,511 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:00:36,514 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:38, output treesize:18 [2018-04-12 00:00:36,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:36,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:00:36,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:36,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 66 [2018-04-12 00:00:36,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,617 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:36,618 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:26 [2018-04-12 00:00:36,691 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 32 treesize of output 26 [2018-04-12 00:00:36,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:36,693 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:00:36,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:36,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 32 [2018-04-12 00:00:36,694 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:00:36,698 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:00:36,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:00:36,701 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:38, output treesize:11 [2018-04-12 00:00:36,748 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 23 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:00:36,765 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:00:36,765 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 22] total 45 [2018-04-12 00:00:36,765 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-12 00:00:36,766 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-12 00:00:36,766 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1903, Unknown=0, NotChecked=0, Total=2070 [2018-04-12 00:00:36,766 INFO L87 Difference]: Start difference. First operand 120 states and 129 transitions. Second operand 46 states. [2018-04-12 00:00:38,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:00:38,123 INFO L93 Difference]: Finished difference Result 133 states and 139 transitions. [2018-04-12 00:00:38,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-12 00:00:38,123 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 68 [2018-04-12 00:00:38,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:00:38,124 INFO L225 Difference]: With dead ends: 133 [2018-04-12 00:00:38,124 INFO L226 Difference]: Without dead ends: 133 [2018-04-12 00:00:38,125 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 58 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1607 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=483, Invalid=4919, Unknown=0, NotChecked=0, Total=5402 [2018-04-12 00:00:38,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-04-12 00:00:38,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 124. [2018-04-12 00:00:38,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-04-12 00:00:38,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 131 transitions. [2018-04-12 00:00:38,127 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 131 transitions. Word has length 68 [2018-04-12 00:00:38,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:00:38,128 INFO L459 AbstractCegarLoop]: Abstraction has 124 states and 131 transitions. [2018-04-12 00:00:38,128 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-12 00:00:38,128 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2018-04-12 00:00:38,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-12 00:00:38,128 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:00:38,128 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-12 00:00:38,129 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:00:38,129 INFO L82 PathProgramCache]: Analyzing trace with hash 961476521, now seen corresponding path program 1 times [2018-04-12 00:00:38,129 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:00:38,129 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:00:38,130 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:38,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:00:38,130 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:38,140 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:00:38,188 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-12 00:00:38,188 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:00:38,188 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 00:00:38,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:00:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:38,232 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:00:38,273 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-12 00:00:38,301 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:00:38,301 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-04-12 00:00:38,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 00:00:38,301 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 00:00:38,302 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=61, Unknown=0, NotChecked=0, Total=110 [2018-04-12 00:00:38,302 INFO L87 Difference]: Start difference. First operand 124 states and 131 transitions. Second operand 11 states. [2018-04-12 00:00:38,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:00:38,353 INFO L93 Difference]: Finished difference Result 175 states and 185 transitions. [2018-04-12 00:00:38,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 00:00:38,353 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 73 [2018-04-12 00:00:38,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:00:38,354 INFO L225 Difference]: With dead ends: 175 [2018-04-12 00:00:38,354 INFO L226 Difference]: Without dead ends: 175 [2018-04-12 00:00:38,355 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=61, Unknown=0, NotChecked=0, Total=110 [2018-04-12 00:00:38,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-04-12 00:00:38,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 130. [2018-04-12 00:00:38,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-04-12 00:00:38,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 137 transitions. [2018-04-12 00:00:38,357 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 137 transitions. Word has length 73 [2018-04-12 00:00:38,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:00:38,357 INFO L459 AbstractCegarLoop]: Abstraction has 130 states and 137 transitions. [2018-04-12 00:00:38,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 00:00:38,357 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 137 transitions. [2018-04-12 00:00:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-12 00:00:38,357 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:00:38,357 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2018-04-12 00:00:38,357 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:00:38,358 INFO L82 PathProgramCache]: Analyzing trace with hash -1679690632, now seen corresponding path program 3 times [2018-04-12 00:00:38,358 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:00:38,358 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:00:38,358 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:38,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:00:38,359 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:38,364 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:00:38,391 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 17 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-12 00:00:38,391 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:00:38,392 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:00:38,398 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:00:38,431 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-12 00:00:38,431 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:00:38,433 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:00:38,440 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 17 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-12 00:00:38,457 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:00:38,457 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2018-04-12 00:00:38,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 00:00:38,458 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 00:00:38,458 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-04-12 00:00:38,458 INFO L87 Difference]: Start difference. First operand 130 states and 137 transitions. Second operand 9 states. [2018-04-12 00:00:38,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:00:38,495 INFO L93 Difference]: Finished difference Result 135 states and 140 transitions. [2018-04-12 00:00:38,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 00:00:38,495 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 74 [2018-04-12 00:00:38,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:00:38,496 INFO L225 Difference]: With dead ends: 135 [2018-04-12 00:00:38,496 INFO L226 Difference]: Without dead ends: 135 [2018-04-12 00:00:38,496 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-04-12 00:00:38,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-04-12 00:00:38,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 129. [2018-04-12 00:00:38,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-04-12 00:00:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 134 transitions. [2018-04-12 00:00:38,498 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 134 transitions. Word has length 74 [2018-04-12 00:00:38,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:00:38,498 INFO L459 AbstractCegarLoop]: Abstraction has 129 states and 134 transitions. [2018-04-12 00:00:38,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 00:00:38,499 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 134 transitions. [2018-04-12 00:00:38,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-12 00:00:38,499 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:00:38,499 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2018-04-12 00:00:38,499 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:00:38,499 INFO L82 PathProgramCache]: Analyzing trace with hash -530803368, now seen corresponding path program 2 times [2018-04-12 00:00:38,499 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:00:38,499 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:00:38,500 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:38,500 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:00:38,500 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:00:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:00:38,513 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:00:39,037 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-12 00:00:39,037 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:00:39,037 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:00:39,045 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:00:39,083 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:00:39,083 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:00:39,086 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:00:39,088 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 00:00:39,088 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:39,089 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:39,089 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 00:00:39,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:39,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:39,143 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 11 treesize of output 4 [2018-04-12 00:00:39,143 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:39,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:39,145 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-12 00:00:39,172 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 00:00:39,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 12 treesize of output 11 [2018-04-12 00:00:39,174 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:39,174 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:39,177 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 00:00:39,177 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:16 [2018-04-12 00:00:41,207 WARN L1033 $PredicateComparison]: unable to prove that (exists ((v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_21 Int) (v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_40 Int) (v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.offset_BEFORE_CALL_17 Int)) (and (<= v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_40 1) (not (= (select (select |c_#memory_$Pointer$.base| v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_21) (+ (* 4 v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_40) v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.offset_BEFORE_CALL_17 (- 4))) v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_21)))) is different from true [2018-04-12 00:00:43,239 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 29 treesize of output 24 [2018-04-12 00:00:43,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:43,272 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 24 treesize of output 38 [2018-04-12 00:00:43,272 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:43,275 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:43,278 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 00:00:43,278 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:17 [2018-04-12 00:00:47,361 WARN L1033 $PredicateComparison]: unable to prove that (exists ((v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_22 Int) (v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.offset_BEFORE_CALL_18 Int) (v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_33 Int)) (and (not (= (select (select |c_#memory_$Pointer$.base| v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_22) (+ v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.offset_BEFORE_CALL_18 (* 4 v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_33) (- 4))) v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_22)) (<= v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_33 1))) is different from true [2018-04-12 00:00:53,597 WARN L148 SmtUtils]: Spent 2005ms on a formula simplification that was a NOOP. DAG size: 32 [2018-04-12 00:00:55,733 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 31 [2018-04-12 00:00:57,860 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 32 [2018-04-12 00:00:57,931 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 00:00:57,941 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:00:57,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 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 00:00:57,942 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:57,944 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:00:57,949 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 00:00:57,949 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:41, output treesize:10 [2018-04-12 00:00:57,977 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:00:57,977 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 00:00:57,977 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:00:57,981 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 00:00:57,981 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-12 00:00:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 11 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 19 not checked. [2018-04-12 00:00:58,044 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:00:58,044 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 23] total 38 [2018-04-12 00:00:58,044 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-12 00:00:58,044 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-12 00:00:58,044 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1216, Unknown=6, NotChecked=142, Total=1482 [2018-04-12 00:00:58,045 INFO L87 Difference]: Start difference. First operand 129 states and 134 transitions. Second operand 39 states. [2018-04-12 00:01:08,406 WARN L151 SmtUtils]: Spent 4008ms on a formula simplification. DAG size of input: 32 DAG size of output 20 [2018-04-12 00:01:14,438 WARN L151 SmtUtils]: Spent 4010ms on a formula simplification. DAG size of input: 36 DAG size of output 24 [2018-04-12 00:01:20,486 WARN L148 SmtUtils]: Spent 2005ms on a formula simplification that was a NOOP. DAG size: 27 [2018-04-12 00:01:24,525 WARN L148 SmtUtils]: Spent 2008ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-12 00:01:42,848 WARN L151 SmtUtils]: Spent 4014ms on a formula simplification. DAG size of input: 45 DAG size of output 37 [2018-04-12 00:01:50,969 WARN L151 SmtUtils]: Spent 4012ms on a formula simplification. DAG size of input: 42 DAG size of output 34 [2018-04-12 00:01:55,042 WARN L151 SmtUtils]: Spent 4026ms on a formula simplification. DAG size of input: 55 DAG size of output 41 [2018-04-12 00:01:59,189 WARN L151 SmtUtils]: Spent 4028ms on a formula simplification. DAG size of input: 52 DAG size of output 38 [2018-04-12 00:02:03,268 WARN L151 SmtUtils]: Spent 4040ms on a formula simplification. DAG size of input: 53 DAG size of output 39 [2018-04-12 00:02:07,900 WARN L151 SmtUtils]: Spent 4037ms on a formula simplification. DAG size of input: 60 DAG size of output 46 [2018-04-12 00:02:14,093 WARN L151 SmtUtils]: Spent 4020ms on a formula simplification. DAG size of input: 49 DAG size of output 44 [2018-04-12 00:02:14,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:02:14,212 INFO L93 Difference]: Finished difference Result 148 states and 154 transitions. [2018-04-12 00:02:14,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-12 00:02:14,212 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 75 [2018-04-12 00:02:14,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:02:14,213 INFO L225 Difference]: With dead ends: 148 [2018-04-12 00:02:14,213 INFO L226 Difference]: Without dead ends: 148 [2018-04-12 00:02:14,214 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 59 SyntacticMatches, 5 SemanticMatches, 60 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 703 ImplicationChecksByTransitivity, 84.5s TimeCoverageRelationStatistics Valid=394, Invalid=3137, Unknown=17, NotChecked=234, Total=3782 [2018-04-12 00:02:14,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-04-12 00:02:14,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 133. [2018-04-12 00:02:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-12 00:02:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 137 transitions. [2018-04-12 00:02:14,216 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 137 transitions. Word has length 75 [2018-04-12 00:02:14,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:02:14,216 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 137 transitions. [2018-04-12 00:02:14,217 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-12 00:02:14,217 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 137 transitions. [2018-04-12 00:02:14,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-12 00:02:14,217 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:02:14,217 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2018-04-12 00:02:14,217 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:02:14,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1803873164, now seen corresponding path program 2 times [2018-04-12 00:02:14,218 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:02:14,218 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:02:14,218 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:02:14,218 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:02:14,218 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:02:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:02:14,232 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:02:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 9 proven. 54 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-04-12 00:02:14,577 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:02:14,577 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:02:14,588 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:02:14,613 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:02:14,613 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:02:14,615 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:02:14,654 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 00:02:14,655 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 00:02:14,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:02:14,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:02:14,658 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:02:14,659 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-04-12 00:02:22,767 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 25 treesize of output 20 [2018-04-12 00:02:22,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:22,769 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 20 treesize of output 31 [2018-04-12 00:02:22,770 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:02:22,773 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:02:22,776 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 00:02:22,777 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:13 [2018-04-12 00:02:30,905 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 19 treesize of output 15 [2018-04-12 00:02:30,906 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 15 treesize of output 3 [2018-04-12 00:02:30,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:02:30,907 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:02:30,908 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:02:30,908 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2018-04-12 00:02:30,920 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 31 proven. 45 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-04-12 00:02:30,940 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:02:30,941 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 14] total 27 [2018-04-12 00:02:30,941 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-12 00:02:30,941 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-12 00:02:30,941 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=666, Unknown=4, NotChecked=0, Total=756 [2018-04-12 00:02:30,942 INFO L87 Difference]: Start difference. First operand 133 states and 137 transitions. Second operand 28 states. [2018-04-12 00:02:31,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:02:31,995 INFO L93 Difference]: Finished difference Result 229 states and 239 transitions. [2018-04-12 00:02:31,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-12 00:02:31,995 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 80 [2018-04-12 00:02:31,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:02:31,996 INFO L225 Difference]: With dead ends: 229 [2018-04-12 00:02:31,996 INFO L226 Difference]: Without dead ends: 229 [2018-04-12 00:02:31,997 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 69 SyntacticMatches, 7 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 638 ImplicationChecksByTransitivity, 16.9s TimeCoverageRelationStatistics Valid=263, Invalid=1989, Unknown=4, NotChecked=0, Total=2256 [2018-04-12 00:02:31,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-04-12 00:02:32,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 164. [2018-04-12 00:02:32,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-04-12 00:02:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 172 transitions. [2018-04-12 00:02:32,001 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 172 transitions. Word has length 80 [2018-04-12 00:02:32,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:02:32,001 INFO L459 AbstractCegarLoop]: Abstraction has 164 states and 172 transitions. [2018-04-12 00:02:32,001 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-12 00:02:32,001 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 172 transitions. [2018-04-12 00:02:32,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-04-12 00:02:32,002 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:02:32,002 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2018-04-12 00:02:32,002 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:02:32,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1958966481, now seen corresponding path program 2 times [2018-04-12 00:02:32,011 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:02:32,011 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:02:32,011 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:02:32,011 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:02:32,012 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:02:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:02:32,027 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:02:34,613 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 12 proven. 37 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-12 00:02:34,613 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:02:34,613 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:02:34,618 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:02:34,638 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:02:34,638 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:02:34,640 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:02:34,840 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 00:02:34,842 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 00:02:34,842 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:02:34,843 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:02:34,848 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 00:02:34,848 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:42 [2018-04-12 00:02:34,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-12 00:02:34,931 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:02:34,933 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:02:34,933 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:21, output treesize:12 [2018-04-12 00:02:42,971 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 12 [2018-04-12 00:02:51,023 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 18 [2018-04-12 00:02:59,082 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 18 [2018-04-12 00:02:59,179 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 59 treesize of output 50 [2018-04-12 00:02:59,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:59,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:59,182 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 50 treesize of output 71 [2018-04-12 00:02:59,183 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:02:59,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:02:59,196 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 00:02:59,196 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:67, output treesize:68 [2018-04-12 00:02:59,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:59,296 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 51 [2018-04-12 00:02:59,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:59,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:59,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 33 [2018-04-12 00:02:59,307 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:02:59,310 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:02:59,314 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:02:59,314 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:36 [2018-04-12 00:02:59,733 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 67 treesize of output 55 [2018-04-12 00:02:59,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:59,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:59,736 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:02:59,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:02:59,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2018-04-12 00:02:59,738 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:02:59,746 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:02:59,753 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 00:02:59,753 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:37 [2018-04-12 00:03:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 18 proven. 35 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 00:03:02,304 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:03:02,304 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 27] total 57 [2018-04-12 00:03:02,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-04-12 00:03:02,305 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-04-12 00:03:02,305 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=3079, Unknown=34, NotChecked=0, Total=3306 [2018-04-12 00:03:02,305 INFO L87 Difference]: Start difference. First operand 164 states and 172 transitions. Second operand 58 states. [2018-04-12 00:03:42,040 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 15 [2018-04-12 00:03:46,446 WARN L148 SmtUtils]: Spent 2005ms on a formula simplification that was a NOOP. DAG size: 19 [2018-04-12 00:03:54,515 WARN L151 SmtUtils]: Spent 4015ms on a formula simplification. DAG size of input: 28 DAG size of output 24 [2018-04-12 00:04:00,599 WARN L151 SmtUtils]: Spent 4019ms on a formula simplification. DAG size of input: 39 DAG size of output 27 [2018-04-12 00:04:23,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:04:23,063 INFO L93 Difference]: Finished difference Result 170 states and 177 transitions. [2018-04-12 00:04:23,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-12 00:04:23,064 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 79 [2018-04-12 00:04:23,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:04:23,064 INFO L225 Difference]: With dead ends: 170 [2018-04-12 00:04:23,064 INFO L226 Difference]: Without dead ends: 141 [2018-04-12 00:04:23,065 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 66 SyntacticMatches, 2 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1877 ImplicationChecksByTransitivity, 70.5s TimeCoverageRelationStatistics Valid=508, Invalid=7264, Unknown=60, NotChecked=0, Total=7832 [2018-04-12 00:04:23,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-04-12 00:04:23,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-04-12 00:04:23,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-04-12 00:04:23,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 148 transitions. [2018-04-12 00:04:23,067 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 148 transitions. Word has length 79 [2018-04-12 00:04:23,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:04:23,067 INFO L459 AbstractCegarLoop]: Abstraction has 141 states and 148 transitions. [2018-04-12 00:04:23,067 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-04-12 00:04:23,067 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2018-04-12 00:04:23,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-12 00:04:23,068 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:04:23,068 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2018-04-12 00:04:23,068 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:04:23,068 INFO L82 PathProgramCache]: Analyzing trace with hash -85493056, now seen corresponding path program 2 times [2018-04-12 00:04:23,068 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:04:23,068 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:04:23,068 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:04:23,069 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:04:23,069 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:04:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:04:23,078 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:04:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 23 proven. 60 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-12 00:04:23,978 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:04:23,978 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:04:23,984 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:04:24,006 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:04:24,006 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:04:24,008 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:04:24,046 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 00:04:24,047 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,056 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,056 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 00:04:24,091 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 00:04:24,092 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 00:04:24,092 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,093 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,097 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 00:04:24,097 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-04-12 00:04:24,138 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 11 treesize of output 1 [2018-04-12 00:04:24,138 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,139 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,139 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-12 00:04:24,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:24,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:24,175 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 0 case distinctions, treesize of input 23 treesize of output 39 [2018-04-12 00:04:24,175 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,180 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,180 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:30 [2018-04-12 00:04:24,225 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 37 treesize of output 30 [2018-04-12 00:04:24,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:24,227 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 30 treesize of output 43 [2018-04-12 00:04:24,227 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,231 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,235 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 00:04:24,235 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:46 [2018-04-12 00:04:24,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-12 00:04:24,287 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,289 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:04:24,289 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:42, output treesize:20 [2018-04-12 00:04:24,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:24,397 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:04:24,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:24,398 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 37 treesize of output 72 [2018-04-12 00:04:24,398 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,408 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:24,408 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:28 [2018-04-12 00:04:24,479 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 32 treesize of output 26 [2018-04-12 00:04:24,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:24,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:24,481 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 23 [2018-04-12 00:04:24,481 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:04:24,484 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:04:24,486 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:04:24,486 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:11 [2018-04-12 00:04:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 00:04:24,535 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:04:24,535 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 22] total 45 [2018-04-12 00:04:24,535 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-12 00:04:24,536 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-12 00:04:24,536 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1931, Unknown=0, NotChecked=0, Total=2070 [2018-04-12 00:04:24,536 INFO L87 Difference]: Start difference. First operand 141 states and 148 transitions. Second operand 46 states. [2018-04-12 00:04:25,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:04:25,690 INFO L93 Difference]: Finished difference Result 148 states and 155 transitions. [2018-04-12 00:04:25,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-12 00:04:25,690 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 81 [2018-04-12 00:04:25,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:04:25,691 INFO L225 Difference]: With dead ends: 148 [2018-04-12 00:04:25,691 INFO L226 Difference]: Without dead ends: 148 [2018-04-12 00:04:25,691 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 67 SyntacticMatches, 2 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1055 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=269, Invalid=3513, Unknown=0, NotChecked=0, Total=3782 [2018-04-12 00:04:25,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-04-12 00:04:25,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 146. [2018-04-12 00:04:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-04-12 00:04:25,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 153 transitions. [2018-04-12 00:04:25,693 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 153 transitions. Word has length 81 [2018-04-12 00:04:25,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:04:25,693 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 153 transitions. [2018-04-12 00:04:25,693 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-12 00:04:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 153 transitions. [2018-04-12 00:04:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-12 00:04:25,694 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:04:25,694 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-12 00:04:25,694 INFO L408 AbstractCegarLoop]: === Iteration 36 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:04:25,694 INFO L82 PathProgramCache]: Analyzing trace with hash -565845203, now seen corresponding path program 2 times [2018-04-12 00:04:25,694 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:04:25,694 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:04:25,695 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:04:25,695 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:04:25,695 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:04:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:04:25,702 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:04:25,745 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-12 00:04:25,745 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:04:25,745 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:04:25,750 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:04:25,794 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:04:25,794 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:04:25,797 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:04:25,831 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-04-12 00:04:25,848 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:04:25,848 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-04-12 00:04:25,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 00:04:25,848 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 00:04:25,848 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2018-04-12 00:04:25,849 INFO L87 Difference]: Start difference. First operand 146 states and 153 transitions. Second operand 13 states. [2018-04-12 00:04:25,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:04:25,894 INFO L93 Difference]: Finished difference Result 200 states and 209 transitions. [2018-04-12 00:04:25,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 00:04:25,894 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 86 [2018-04-12 00:04:25,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:04:25,895 INFO L225 Difference]: With dead ends: 200 [2018-04-12 00:04:25,895 INFO L226 Difference]: Without dead ends: 200 [2018-04-12 00:04:25,895 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 82 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 00:04:25,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2018-04-12 00:04:25,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 146. [2018-04-12 00:04:25,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-04-12 00:04:25,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 152 transitions. [2018-04-12 00:04:25,897 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 152 transitions. Word has length 86 [2018-04-12 00:04:25,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:04:25,898 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 152 transitions. [2018-04-12 00:04:25,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 00:04:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 152 transitions. [2018-04-12 00:04:25,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-04-12 00:04:25,898 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:04:25,898 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-12 00:04:25,899 INFO L408 AbstractCegarLoop]: === Iteration 37 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:04:25,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1782023820, now seen corresponding path program 4 times [2018-04-12 00:04:25,899 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:04:25,899 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:04:25,899 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:04:25,899 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:04:25,900 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:04:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:04:25,912 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:04:26,369 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 9 proven. 71 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-04-12 00:04:26,369 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:04:26,369 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:04:26,374 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:04:26,401 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:04:26,401 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:04:26,403 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:04:26,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:26,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:26,436 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 11 treesize of output 4 [2018-04-12 00:04:26,437 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:26,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:26,441 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-12 00:04:26,477 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 00:04:26,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 12 treesize of output 11 [2018-04-12 00:04:26,479 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:26,480 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:26,484 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 00:04:26,484 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2018-04-12 00:04:28,527 WARN L1033 $PredicateComparison]: unable to prove that (exists ((v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_31 Int) (v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_59 Int)) (let ((.cse0 (* 4 v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_59))) (and (not (= (select (select |c_#memory_$Pointer$.base| v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_31) (+ .cse0 (- 4))) v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_31)) (<= v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_59 2) (<= 8 .cse0)))) is different from true [2018-04-12 00:04:28,557 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 29 treesize of output 24 [2018-04-12 00:04:28,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:28,559 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 24 treesize of output 38 [2018-04-12 00:04:28,559 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:28,562 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:28,567 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 00:04:28,567 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:42, output treesize:27 [2018-04-12 00:04:30,591 WARN L1033 $PredicateComparison]: unable to prove that (exists ((v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_32 Int) (v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_60 Int)) (let ((.cse0 (* 4 v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_60))) (and (not (= (select (select |c_#memory_$Pointer$.base| v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_32) (+ .cse0 (- 8))) v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_32)) (<= v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~i~0_BEFORE_CALL_60 3) (<= 12 .cse0)))) is different from true [2018-04-12 00:04:30,665 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 20 treesize of output 16 [2018-04-12 00:04:30,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 16 treesize of output 4 [2018-04-12 00:04:30,666 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:30,667 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:04:30,670 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 00:04:30,670 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:10 [2018-04-12 00:04:30,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:04:30,686 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 00:04:30,686 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:04:30,692 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 00:04:30,692 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-12 00:04:30,720 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 24 proven. 56 refuted. 0 times theorem prover too weak. 3 trivial. 19 not checked. [2018-04-12 00:04:30,736 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:04:30,737 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 36 [2018-04-12 00:04:30,737 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-12 00:04:30,737 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-12 00:04:30,737 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=1060, Unknown=2, NotChecked=134, Total=1332 [2018-04-12 00:04:30,737 INFO L87 Difference]: Start difference. First operand 146 states and 152 transitions. Second operand 37 states. [2018-04-12 00:04:36,916 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 21 [2018-04-12 00:04:40,930 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 25 [2018-04-12 00:04:46,947 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 25 [2018-04-12 00:04:50,962 WARN L148 SmtUtils]: Spent 2005ms on a formula simplification that was a NOOP. DAG size: 30 [2018-04-12 00:04:59,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:04:59,847 INFO L93 Difference]: Finished difference Result 196 states and 205 transitions. [2018-04-12 00:04:59,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-04-12 00:04:59,847 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 87 [2018-04-12 00:04:59,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:04:59,848 INFO L225 Difference]: With dead ends: 196 [2018-04-12 00:04:59,848 INFO L226 Difference]: Without dead ends: 196 [2018-04-12 00:04:59,848 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 71 SyntacticMatches, 6 SemanticMatches, 69 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1377 ImplicationChecksByTransitivity, 33.2s TimeCoverageRelationStatistics Valid=572, Invalid=4118, Unknown=10, NotChecked=270, Total=4970 [2018-04-12 00:04:59,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2018-04-12 00:04:59,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 162. [2018-04-12 00:04:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-04-12 00:04:59,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 173 transitions. [2018-04-12 00:04:59,850 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 173 transitions. Word has length 87 [2018-04-12 00:04:59,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:04:59,850 INFO L459 AbstractCegarLoop]: Abstraction has 162 states and 173 transitions. [2018-04-12 00:04:59,850 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-12 00:04:59,850 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 173 transitions. [2018-04-12 00:04:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-12 00:04:59,851 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:04:59,851 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:04:59,851 INFO L408 AbstractCegarLoop]: === Iteration 38 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __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_freeErr2AssertViolationMEMORY_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_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __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_HEADErr0RequiresViolation, __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_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_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __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, __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_kobject_cleanupErr3AssertViolationMEMORY_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_cleanupErr5AssertViolationMEMORY_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_cleanupErr1RequiresViolation, __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_list_addErr3RequiresViolation, __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_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_addErr2RequiresViolation, __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_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __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_msgsErr2RequiresViolation, __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_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __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_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __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_fillErr1RequiresViolation, __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_fillErr3RequiresViolation, __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_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_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_atomic_sub_returnErr3RequiresViolation, __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_returnErr0RequiresViolation, __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_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-12 00:04:59,851 INFO L82 PathProgramCache]: Analyzing trace with hash 591836544, now seen corresponding path program 3 times [2018-04-12 00:04:59,851 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:04:59,851 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:04:59,852 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:04:59,852 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:04:59,852 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:04:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:04:59,864 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:05:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 14 proven. 54 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-04-12 00:05:00,207 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:05:00,207 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:05:00,212 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:05:00,245 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-12 00:05:00,246 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:05:00,247 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:05:00,261 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 00:05:00,261 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 00:05:00,262 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:05:00,262 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:05:00,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:05:00,263 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-04-12 00:05:02,499 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 28 treesize of output 23 [2018-04-12 00:05:02,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:05:02,502 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 23 treesize of output 37 [2018-04-12 00:05:02,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:05:02,506 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:05:02,508 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 00:05:02,508 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:12 [2018-04-12 00:05:18,681 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 28 treesize of output 23 [2018-04-12 00:05:18,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:05:18,683 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 23 treesize of output 37 [2018-04-12 00:05:18,683 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:05:18,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:05:18,688 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 00:05:18,689 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:12 [2018-04-12 00:06:01,058 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 00:06:01,059 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 19 treesize of output 3 [2018-04-12 00:06:01,070 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:06:01,071 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:06:01,071 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 00:06:01,071 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:23, output treesize:3 [2018-04-12 00:06:01,085 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 36 proven. 51 refuted. 14 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:06:01,102 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:06:01,102 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 31 [2018-04-12 00:06:01,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-12 00:06:01,103 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-12 00:06:01,103 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=846, Unknown=28, NotChecked=0, Total=992 [2018-04-12 00:06:01,103 INFO L87 Difference]: Start difference. First operand 162 states and 173 transitions. Second operand 32 states. [2018-04-12 00:06:26,169 WARN L148 SmtUtils]: Spent 4008ms on a formula simplification that was a NOOP. DAG size: 24 [2018-04-12 00:06:38,209 WARN L148 SmtUtils]: Spent 4016ms on a formula simplification that was a NOOP. DAG size: 26 [2018-04-12 00:06:46,236 WARN L148 SmtUtils]: Spent 4008ms on a formula simplification that was a NOOP. DAG size: 28 [2018-04-12 00:07:39,707 WARN L148 SmtUtils]: Spent 6017ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-12 00:07:50,129 WARN L151 SmtUtils]: Spent 8403ms on a formula simplification. DAG size of input: 36 DAG size of output 26 [2018-04-12 00:08:00,164 WARN L148 SmtUtils]: Spent 6013ms on a formula simplification that was a NOOP. DAG size: 36 [2018-04-12 00:08:26,269 WARN L151 SmtUtils]: Spent 619ms on a formula simplification. DAG size of input: 59 DAG size of output 39 [2018-04-12 00:08:36,413 WARN L151 SmtUtils]: Spent 6036ms on a formula simplification. DAG size of input: 44 DAG size of output 38 [2018-04-12 00:08:51,236 WARN L151 SmtUtils]: Spent 550ms on a formula simplification. DAG size of input: 61 DAG size of output 41 [2018-04-12 00:09:12,322 WARN L151 SmtUtils]: Spent 576ms on a formula simplification. DAG size of input: 55 DAG size of output 36 [2018-04-12 00:09:20,380 WARN L151 SmtUtils]: Spent 1161ms on a formula simplification. DAG size of input: 35 DAG size of output 26 [2018-04-12 00:09:30,988 WARN L151 SmtUtils]: Spent 330ms on a formula simplification. DAG size of input: 57 DAG size of output 38 [2018-04-12 00:09:41,147 WARN L151 SmtUtils]: Spent 239ms on a formula simplification. DAG size of input: 44 DAG size of output 35 [2018-04-12 00:09:47,276 WARN L148 SmtUtils]: Spent 2018ms on a formula simplification that was a NOOP. DAG size: 36 [2018-04-12 00:09:57,912 WARN L151 SmtUtils]: Spent 252ms on a formula simplification. DAG size of input: 46 DAG size of output 37 [2018-04-12 00:10:06,478 WARN L151 SmtUtils]: Spent 900ms on a formula simplification. DAG size of input: 53 DAG size of output 32 [2018-04-12 00:10:11,135 WARN L151 SmtUtils]: Spent 614ms on a formula simplification. DAG size of input: 55 DAG size of output 34 [2018-04-12 00:10:28,770 WARN L151 SmtUtils]: Spent 994ms on a formula simplification. DAG size of input: 49 DAG size of output 33 [2018-04-12 00:10:36,738 WARN L151 SmtUtils]: Spent 276ms on a formula simplification. DAG size of input: 43 DAG size of output 34 Received shutdown request... [2018-04-12 00:11:22,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-12 00:11:22,662 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-12 00:11:22,665 WARN L197 ceAbstractionStarter]: Timeout [2018-04-12 00:11:22,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 12:11:22 BoogieIcfgContainer [2018-04-12 00:11:22,665 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 00:11:22,665 INFO L168 Benchmark]: Toolchain (without parser) took 862814.94 ms. Allocated memory was 330.8 MB in the beginning and 654.8 MB in the end (delta: 324.0 MB). Free memory was 269.4 MB in the beginning and 417.5 MB in the end (delta: -148.1 MB). Peak memory consumption was 176.0 MB. Max. memory is 5.3 GB. [2018-04-12 00:11:22,666 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 330.8 MB. Free memory is still 296.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 00:11:22,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.49 ms. Allocated memory is still 330.8 MB. Free memory was 268.7 MB in the beginning and 225.5 MB in the end (delta: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 5.3 GB. [2018-04-12 00:11:22,666 INFO L168 Benchmark]: Boogie Preprocessor took 54.53 ms. Allocated memory is still 330.8 MB. Free memory was 225.5 MB in the beginning and 220.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 5.3 GB. [2018-04-12 00:11:22,666 INFO L168 Benchmark]: RCFGBuilder took 732.05 ms. Allocated memory was 330.8 MB in the beginning and 427.8 MB in the end (delta: 97.0 MB). Free memory was 220.9 MB in the beginning and 295.0 MB in the end (delta: -74.1 MB). Peak memory consumption was 38.6 MB. Max. memory is 5.3 GB. [2018-04-12 00:11:22,666 INFO L168 Benchmark]: TraceAbstraction took 861721.35 ms. Allocated memory was 427.8 MB in the beginning and 654.8 MB in the end (delta: 227.0 MB). Free memory was 295.0 MB in the beginning and 417.5 MB in the end (delta: -122.4 MB). Peak memory consumption was 104.6 MB. Max. memory is 5.3 GB. [2018-04-12 00:11:22,667 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 330.8 MB. Free memory is still 296.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 304.49 ms. Allocated memory is still 330.8 MB. Free memory was 268.7 MB in the beginning and 225.5 MB in the end (delta: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 54.53 ms. Allocated memory is still 330.8 MB. Free memory was 225.5 MB in the beginning and 220.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 732.05 ms. Allocated memory was 330.8 MB in the beginning and 427.8 MB in the end (delta: 97.0 MB). Free memory was 220.9 MB in the beginning and 295.0 MB in the end (delta: -74.1 MB). Peak memory consumption was 38.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 861721.35 ms. Allocated memory was 427.8 MB in the beginning and 654.8 MB in the end (delta: 227.0 MB). Free memory was 295.0 MB in the beginning and 417.5 MB in the end (delta: -122.4 MB). Peak memory consumption was 104.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1460]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1460). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1448]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1448). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1455]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1455). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1448]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1448). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1455]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1455). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was constructing difference of abstraction (162states) and interpolant automaton (currently 41 states, 32 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 24. - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 352 locations, 79 error locations. TIMEOUT Result, 861.6s OverallTime, 38 OverallIterations, 5 TraceHistogramMax, 690.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1792 SDtfs, 5633 SDslu, 14033 SDs, 0 SdLazy, 17981 SolverSat, 1296 SolverUnsat, 181 SolverUnknown, 0 SolverNotchecked, 248.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2571 GetRequests, 1456 SyntacticMatches, 64 SemanticMatches, 1050 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 14234 ImplicationChecksByTransitivity, 572.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=164occurred in iteration=33, 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, 37 MinimizatonAttempts, 866 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 169.4s InterpolantComputationTime, 3489 NumberOfCodeBlocks, 3489 NumberOfCodeBlocksAsserted, 80 NumberOfCheckSat, 3425 ConstructedInterpolants, 288 QuantifiedInterpolants, 2196067 SizeOfPredicates, 157 NumberOfNonLiveVariables, 6005 ConjunctsInSsa, 597 ConjunctsInUnsatCore, 64 InterpolantComputations, 13 PerfectInterpolantSequences, 1222/2467 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_test18_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_00-11-22-674.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test18_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_00-11-22-674.csv Completed graceful shutdown