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 11:52:39,458 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 11:52:39,459 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 11:52:39,471 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 11:52:39,472 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 11:52:39,472 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 11:52:39,473 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 11:52:39,475 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 11:52:39,476 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 11:52:39,477 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 11:52:39,478 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 11:52:39,478 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 11:52:39,479 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 11:52:39,479 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 11:52:39,480 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 11:52:39,482 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 11:52:39,483 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 11:52:39,484 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 11:52:39,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 11:52:39,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 11:52:39,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 11:52:39,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 11:52:39,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 11:52:39,489 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 11:52:39,490 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 11:52:39,491 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 11:52:39,491 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 11:52:39,492 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 11:52:39,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 11:52:39,492 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 11:52:39,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 11:52:39,493 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 11:52:39,512 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 11:52:39,512 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 11:52:39,513 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 11:52:39,513 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 11:52:39,514 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 11:52:39,514 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 11:52:39,515 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 11:52:39,515 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 11:52:39,515 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 11:52:39,515 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 11:52:39,515 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 11:52:39,515 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 11:52:39,515 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 11:52:39,515 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 11:52:39,515 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 11:52:39,516 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 11:52:39,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 11:52:39,556 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 11:52:39,559 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 11:52:39,560 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 11:52:39,561 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 11:52:39,561 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 11:52:39,838 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG68f96bc3d [2018-04-11 11:52:40,003 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 11:52:40,003 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 11:52:40,004 INFO L168 CDTParser]: Scanning memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 11:52:40,012 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 11:52:40,012 INFO L215 ultiparseSymbolTable]: [2018-04-11 11:52:40,013 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 11:52:40,013 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 11:52:40,013 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 11:52:40,013 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 11:52:40,013 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 11:52:40,013 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 11:52:40,013 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 11:52:40,013 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 11:52:40,013 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,014 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,015 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 11:52:40,016 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 11:52:40,016 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 11:52:40,016 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 11:52:40,016 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 11:52:40,016 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 11:52:40,016 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 11:52:40,016 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 11:52:40,016 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 11:52:40,016 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 11:52:40,016 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,017 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 11:52:40,018 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 11:52:40,018 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 11:52:40,018 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 11:52:40,018 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 11:52:40,018 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 11:52:40,018 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 11:52:40,018 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 11:52:40,018 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 11:52:40,018 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 11:52:40,018 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 11:52:40,019 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 11:52:40,019 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 11:52:40,019 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 11:52:40,019 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 11:52:40,019 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 11:52:40,019 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 11:52:40,019 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 11:52:40,019 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 11:52:40,019 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 11:52:40,019 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,020 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,021 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,022 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,023 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,024 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,025 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 11:52:40,026 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 11:52:40,026 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 11:52:40,026 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 11:52:40,041 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG68f96bc3d [2018-04-11 11:52:40,044 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 11:52:40,045 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 11:52:40,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 11:52:40,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 11:52:40,049 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 11:52:40,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@246b747d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40, skipping insertion in model container [2018-04-11 11:52:40,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,063 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 11:52:40,089 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 11:52:40,239 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 11:52:40,295 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 11:52:40,301 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 155 non ball SCCs. Number of states in SCCs 155. [2018-04-11 11:52:40,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40 WrapperNode [2018-04-11 11:52:40,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 11:52:40,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 11:52:40,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 11:52:40,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 11:52:40,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (1/1) ... [2018-04-11 11:52:40,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 11:52:40,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 11:52:40,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 11:52:40,406 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 11:52:40,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (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 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_nonpositive [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_positive [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_zalloc [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_add [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_del [2018-04-11 11:52:40,492 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tail [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_del [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_alloc [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fill [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_free [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_submit_msg [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgs [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_return [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_return [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_sub [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_init [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_get [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_put [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_del [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanup [2018-04-11 11:52:40,493 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_release [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_put [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_get [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init_internal [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_create [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__f [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__g [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 11:52:40,494 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 11:52:40,495 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-04-11 11:52:40,495 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-11 11:52:40,495 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 11:52:40,495 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 11:52:40,495 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 11:52:40,495 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 11:52:40,495 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 11:52:40,495 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 11:52:40,495 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 11:52:40,495 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 11:52:40,496 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 11:52:40,497 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 11:52:40,498 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 11:52:40,499 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 11:52:40,500 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 11:52:40,501 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure kfree [2018-04-11 11:52:40,502 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_nonpositive [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_positive [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_zalloc [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_add [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_del [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tail [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_del [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_alloc [2018-04-11 11:52:40,503 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fill [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_free [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_submit_msg [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgs [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_return [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_return [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_sub [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_init [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_get [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_put [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_del [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanup [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_release [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_put [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_get [2018-04-11 11:52:40,504 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init_internal [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_create [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__f [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__g [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 11:52:40,505 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 11:52:40,755 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 11:52:40,920 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 11:52:41,079 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 11:52:41,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:52:41 BoogieIcfgContainer [2018-04-11 11:52:41,079 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 11:52:41,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 11:52:41,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 11:52:41,082 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 11:52:41,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 11:52:40" (1/3) ... [2018-04-11 11:52:41,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@192a2304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:52:41, skipping insertion in model container [2018-04-11 11:52:41,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:52:40" (2/3) ... [2018-04-11 11:52:41,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@192a2304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:52:41, skipping insertion in model container [2018-04-11 11:52:41,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:52:41" (3/3) ... [2018-04-11 11:52:41,084 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 11:52:41,090 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 11:52:41,095 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 79 error locations. [2018-04-11 11:52:41,120 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 11:52:41,120 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 11:52:41,120 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 11:52:41,121 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 11:52:41,121 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 11:52:41,121 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 11:52:41,121 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 11:52:41,121 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 11:52:41,121 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 11:52:41,121 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 11:52:41,132 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2018-04-11 11:52:41,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 11:52:41,137 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:41,138 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 11:52:41,138 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 11:52:41,140 INFO L82 PathProgramCache]: Analyzing trace with hash 15377148, now seen corresponding path program 1 times [2018-04-11 11:52:41,141 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:41,142 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:41,177 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:41,177 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:41,208 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:41,248 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 11:52:41,249 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:41,249 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 11:52:41,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 11:52:41,259 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 11:52:41,260 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 11:52:41,261 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 3 states. [2018-04-11 11:52:41,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:41,341 INFO L93 Difference]: Finished difference Result 77 states and 82 transitions. [2018-04-11 11:52:41,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 11:52:41,342 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 11:52:41,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:41,351 INFO L225 Difference]: With dead ends: 77 [2018-04-11 11:52:41,351 INFO L226 Difference]: Without dead ends: 71 [2018-04-11 11:52:41,353 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 11:52:41,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-04-11 11:52:41,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 52. [2018-04-11 11:52:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 11:52:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2018-04-11 11:52:41,400 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 57 transitions. Word has length 4 [2018-04-11 11:52:41,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:41,400 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 57 transitions. [2018-04-11 11:52:41,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 11:52:41,400 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2018-04-11 11:52:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 11:52:41,400 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:41,400 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 11:52:41,400 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 11:52:41,401 INFO L82 PathProgramCache]: Analyzing trace with hash 15377149, now seen corresponding path program 1 times [2018-04-11 11:52:41,401 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:41,401 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:41,402 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:41,402 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:41,412 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:41,435 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 11:52:41,436 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:41,436 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 11:52:41,436 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 11:52:41,437 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 11:52:41,437 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 11:52:41,437 INFO L87 Difference]: Start difference. First operand 52 states and 57 transitions. Second operand 3 states. [2018-04-11 11:52:41,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:41,466 INFO L93 Difference]: Finished difference Result 88 states and 99 transitions. [2018-04-11 11:52:41,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 11:52:41,466 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 11:52:41,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:41,468 INFO L225 Difference]: With dead ends: 88 [2018-04-11 11:52:41,468 INFO L226 Difference]: Without dead ends: 88 [2018-04-11 11:52:41,469 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 11:52:41,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-11 11:52:41,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 50. [2018-04-11 11:52:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 11:52:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 55 transitions. [2018-04-11 11:52:41,475 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 55 transitions. Word has length 4 [2018-04-11 11:52:41,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:41,475 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 55 transitions. [2018-04-11 11:52:41,475 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 11:52:41,476 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2018-04-11 11:52:41,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 11:52:41,476 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:41,476 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 11:52:41,476 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 11:52:41,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1456240651, now seen corresponding path program 1 times [2018-04-11 11:52:41,477 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:41,477 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:41,478 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:41,479 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:41,496 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:41,530 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 11:52:41,530 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:41,530 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 11:52:41,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 11:52:41,530 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 11:52:41,530 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 11:52:41,531 INFO L87 Difference]: Start difference. First operand 50 states and 55 transitions. Second operand 3 states. [2018-04-11 11:52:41,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:41,591 INFO L93 Difference]: Finished difference Result 82 states and 93 transitions. [2018-04-11 11:52:41,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 11:52:41,591 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-04-11 11:52:41,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:41,592 INFO L225 Difference]: With dead ends: 82 [2018-04-11 11:52:41,593 INFO L226 Difference]: Without dead ends: 79 [2018-04-11 11:52:41,593 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 11:52:41,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-11 11:52:41,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 54. [2018-04-11 11:52:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 11:52:41,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 60 transitions. [2018-04-11 11:52:41,598 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 60 transitions. Word has length 20 [2018-04-11 11:52:41,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:41,598 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 60 transitions. [2018-04-11 11:52:41,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 11:52:41,598 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2018-04-11 11:52:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 11:52:41,599 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:41,599 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 11:52:41,599 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 11:52:41,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1633146249, now seen corresponding path program 1 times [2018-04-11 11:52:41,600 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:41,600 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:41,601 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:41,601 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:41,618 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:41,666 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 11:52:41,666 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:41,666 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 11:52:41,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 11:52:41,667 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 11:52:41,667 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:52:41,667 INFO L87 Difference]: Start difference. First operand 54 states and 60 transitions. Second operand 6 states. [2018-04-11 11:52:41,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:41,711 INFO L93 Difference]: Finished difference Result 82 states and 93 transitions. [2018-04-11 11:52:41,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 11:52:41,711 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-11 11:52:41,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:41,712 INFO L225 Difference]: With dead ends: 82 [2018-04-11 11:52:41,712 INFO L226 Difference]: Without dead ends: 82 [2018-04-11 11:52:41,712 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 11:52:41,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-04-11 11:52:41,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 50. [2018-04-11 11:52:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 11:52:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2018-04-11 11:52:41,717 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 54 transitions. Word has length 22 [2018-04-11 11:52:41,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:41,717 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 54 transitions. [2018-04-11 11:52:41,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 11:52:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2018-04-11 11:52:41,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 11:52:41,718 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:41,718 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 11:52:41,718 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 11:52:41,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1500247108, now seen corresponding path program 1 times [2018-04-11 11:52:41,719 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:41,719 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:41,720 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:41,720 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:41,733 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:41,777 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 11:52:41,778 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:41,778 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 11:52:41,778 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 11:52:41,778 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 11:52:41,778 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 11:52:41,778 INFO L87 Difference]: Start difference. First operand 50 states and 54 transitions. Second operand 5 states. [2018-04-11 11:52:41,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:41,796 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2018-04-11 11:52:41,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:52:41,796 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-04-11 11:52:41,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:41,797 INFO L225 Difference]: With dead ends: 54 [2018-04-11 11:52:41,797 INFO L226 Difference]: Without dead ends: 52 [2018-04-11 11:52:41,797 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 11:52:41,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-11 11:52:41,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-04-11 11:52:41,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 11:52:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-04-11 11:52:41,800 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 23 [2018-04-11 11:52:41,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:41,800 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-04-11 11:52:41,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 11:52:41,800 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-04-11 11:52:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 11:52:41,800 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:41,800 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 11:52:41,800 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 11:52:41,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449282, now seen corresponding path program 1 times [2018-04-11 11:52:41,801 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:41,801 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:41,802 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:41,802 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:41,813 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:41,843 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 11:52:41,843 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:41,843 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 11:52:41,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 11:52:41,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 11:52:41,844 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:52:41,844 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 6 states. [2018-04-11 11:52:41,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:41,863 INFO L93 Difference]: Finished difference Result 51 states and 55 transitions. [2018-04-11 11:52:41,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 11:52:41,863 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-11 11:52:41,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:41,864 INFO L225 Difference]: With dead ends: 51 [2018-04-11 11:52:41,864 INFO L226 Difference]: Without dead ends: 51 [2018-04-11 11:52:41,864 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 11:52:41,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-04-11 11:52:41,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-04-11 11:52:41,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-11 11:52:41,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2018-04-11 11:52:41,868 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 25 [2018-04-11 11:52:41,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:41,868 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2018-04-11 11:52:41,868 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 11:52:41,868 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2018-04-11 11:52:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 11:52:41,869 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:41,869 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 11:52:41,869 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 11:52:41,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449331, now seen corresponding path program 1 times [2018-04-11 11:52:41,869 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:41,869 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:41,870 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:41,871 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:41,880 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:41,908 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 11:52:41,908 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:41,909 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 11:52:41,909 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 11:52:41,909 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 11:52:41,909 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:52:41,909 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand 6 states. [2018-04-11 11:52:41,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:41,973 INFO L93 Difference]: Finished difference Result 59 states and 64 transitions. [2018-04-11 11:52:41,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 11:52:41,974 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-11 11:52:41,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:41,974 INFO L225 Difference]: With dead ends: 59 [2018-04-11 11:52:41,974 INFO L226 Difference]: Without dead ends: 59 [2018-04-11 11:52:41,974 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 11:52:41,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-04-11 11:52:41,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 57. [2018-04-11 11:52:41,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-11 11:52:41,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 63 transitions. [2018-04-11 11:52:41,977 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 63 transitions. Word has length 25 [2018-04-11 11:52:41,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:41,977 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 63 transitions. [2018-04-11 11:52:41,977 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 11:52:41,977 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2018-04-11 11:52:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 11:52:41,977 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:41,977 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 11:52:41,977 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 11:52:41,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449332, now seen corresponding path program 1 times [2018-04-11 11:52:41,978 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:41,978 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:41,979 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:41,979 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:41,985 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:42,007 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 11:52:42,007 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:42,008 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 11:52:42,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 11:52:42,008 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 11:52:42,008 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 11:52:42,008 INFO L87 Difference]: Start difference. First operand 57 states and 63 transitions. Second operand 4 states. [2018-04-11 11:52:42,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:42,024 INFO L93 Difference]: Finished difference Result 85 states and 95 transitions. [2018-04-11 11:52:42,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 11:52:42,025 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-04-11 11:52:42,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:42,025 INFO L225 Difference]: With dead ends: 85 [2018-04-11 11:52:42,025 INFO L226 Difference]: Without dead ends: 85 [2018-04-11 11:52:42,025 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 11:52:42,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-11 11:52:42,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 59. [2018-04-11 11:52:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-11 11:52:42,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 65 transitions. [2018-04-11 11:52:42,028 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 65 transitions. Word has length 25 [2018-04-11 11:52:42,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:42,028 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 65 transitions. [2018-04-11 11:52:42,028 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 11:52:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2018-04-11 11:52:42,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-11 11:52:42,029 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:42,029 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 11:52:42,029 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 11:52:42,029 INFO L82 PathProgramCache]: Analyzing trace with hash 183457428, now seen corresponding path program 1 times [2018-04-11 11:52:42,029 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:42,029 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:42,030 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:42,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:42,030 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:42,040 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:42,076 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 11:52:42,076 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:52:42,076 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 11:52:42,076 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 11:52:42,076 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 11:52:42,077 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 11:52:42,077 INFO L87 Difference]: Start difference. First operand 59 states and 65 transitions. Second operand 5 states. [2018-04-11 11:52:42,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:52:42,088 INFO L93 Difference]: Finished difference Result 79 states and 86 transitions. [2018-04-11 11:52:42,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:52:42,088 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-04-11 11:52:42,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:52:42,089 INFO L225 Difference]: With dead ends: 79 [2018-04-11 11:52:42,089 INFO L226 Difference]: Without dead ends: 79 [2018-04-11 11:52:42,090 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 11:52:42,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-11 11:52:42,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 61. [2018-04-11 11:52:42,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-11 11:52:42,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2018-04-11 11:52:42,093 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 67 transitions. Word has length 29 [2018-04-11 11:52:42,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:52:42,093 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 67 transitions. [2018-04-11 11:52:42,093 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 11:52:42,093 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2018-04-11 11:52:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-11 11:52:42,094 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:52:42,094 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 11:52:42,094 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 11:52:42,094 INFO L82 PathProgramCache]: Analyzing trace with hash -108224362, now seen corresponding path program 1 times [2018-04-11 11:52:42,095 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:52:42,095 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:52:42,096 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:42,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:42,096 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:52:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:42,121 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:52:42,396 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 11:52:42,397 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:52:42,397 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 11:52:42,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:52:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:52:42,448 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:52:42,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-11 11:52:42,503 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:52:42,524 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 11:52:42,524 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:52:42,546 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 11:52:42,547 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 11:52:42,548 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 11:52:42,549 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 11:52:42,572 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 11:52:42,572 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-11 11:52:42,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:52:42,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:52:42,813 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 11:52:42,813 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:52:42,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:52:42,849 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 11:52:42,849 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:52:42,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:52:42,885 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 11:52:42,885 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 11:52:42,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:52:42,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:52:42,928 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 11:52:42,929 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 11:52:42,956 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 11:52:42,956 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-11 11:52:43,038 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 11:52:43,060 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:52:43,060 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 20 [2018-04-11 11:52:43,060 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 11:52:43,061 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 11:52:43,061 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=366, Unknown=4, NotChecked=0, Total=420 [2018-04-11 11:52:43,061 INFO L87 Difference]: Start difference. First operand 61 states and 67 transitions. Second operand 21 states. [2018-04-11 11:52:43,444 WARN L148 SmtUtils]: Spent 110ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-11 11:53:30,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:30,957 INFO L93 Difference]: Finished difference Result 145 states and 162 transitions. [2018-04-11 11:53:30,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 11:53:30,958 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 31 [2018-04-11 11:53:30,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:30,958 INFO L225 Difference]: With dead ends: 145 [2018-04-11 11:53:30,959 INFO L226 Difference]: Without dead ends: 145 [2018-04-11 11:53:30,959 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=137, Invalid=848, Unknown=7, NotChecked=0, Total=992 [2018-04-11 11:53:30,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-11 11:53:30,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 71. [2018-04-11 11:53:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-04-11 11:53:30,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 84 transitions. [2018-04-11 11:53:30,963 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 84 transitions. Word has length 31 [2018-04-11 11:53:30,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:30,963 INFO L459 AbstractCegarLoop]: Abstraction has 71 states and 84 transitions. [2018-04-11 11:53:30,963 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 11:53:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2018-04-11 11:53:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-11 11:53:30,963 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:30,964 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 11:53:30,964 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 11:53:30,964 INFO L82 PathProgramCache]: Analyzing trace with hash -108224363, now seen corresponding path program 1 times [2018-04-11 11:53:30,964 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:30,964 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:30,966 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:30,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:30,966 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:30,977 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:31,049 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 11:53:31,049 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:31,049 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 11:53:31,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:31,090 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:31,094 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 11:53:31,094 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:31,096 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:31,096 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 11:53:31,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:31,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:31,122 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 11:53:31,123 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:31,128 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 11:53:31,128 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-11 11:53:31,141 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 11:53:31,159 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:53:31,159 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2018-04-11 11:53:31,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 11:53:31,160 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 11:53:31,160 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-04-11 11:53:31,160 INFO L87 Difference]: Start difference. First operand 71 states and 84 transitions. Second operand 11 states. [2018-04-11 11:53:31,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:31,349 INFO L93 Difference]: Finished difference Result 97 states and 111 transitions. [2018-04-11 11:53:31,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 11:53:31,349 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-04-11 11:53:31,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:31,350 INFO L225 Difference]: With dead ends: 97 [2018-04-11 11:53:31,350 INFO L226 Difference]: Without dead ends: 97 [2018-04-11 11:53:31,351 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2018-04-11 11:53:31,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-04-11 11:53:31,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 63. [2018-04-11 11:53:31,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 11:53:31,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 72 transitions. [2018-04-11 11:53:31,355 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 72 transitions. Word has length 31 [2018-04-11 11:53:31,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:31,355 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 72 transitions. [2018-04-11 11:53:31,355 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 11:53:31,355 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2018-04-11 11:53:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-11 11:53:31,356 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:31,356 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 11:53:31,356 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 11:53:31,356 INFO L82 PathProgramCache]: Analyzing trace with hash -2114661359, now seen corresponding path program 1 times [2018-04-11 11:53:31,357 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:31,357 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:31,358 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:31,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:31,358 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:31,367 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:31,399 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 11:53:31,400 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:53:31,400 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 11:53:31,400 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 11:53:31,400 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 11:53:31,400 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 11:53:31,400 INFO L87 Difference]: Start difference. First operand 63 states and 72 transitions. Second operand 4 states. [2018-04-11 11:53:31,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:31,419 INFO L93 Difference]: Finished difference Result 74 states and 83 transitions. [2018-04-11 11:53:31,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:53:31,419 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-04-11 11:53:31,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:31,420 INFO L225 Difference]: With dead ends: 74 [2018-04-11 11:53:31,420 INFO L226 Difference]: Without dead ends: 74 [2018-04-11 11:53:31,420 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 11:53:31,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2018-04-11 11:53:31,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 68. [2018-04-11 11:53:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-11 11:53:31,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2018-04-11 11:53:31,424 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 32 [2018-04-11 11:53:31,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:31,424 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2018-04-11 11:53:31,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 11:53:31,425 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-04-11 11:53:31,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-11 11:53:31,425 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:31,426 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 11:53:31,426 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 11:53:31,426 INFO L82 PathProgramCache]: Analyzing trace with hash 746433175, now seen corresponding path program 1 times [2018-04-11 11:53:31,426 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:31,426 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:31,427 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:31,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:31,428 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:31,437 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:31,512 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 11:53:31,512 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:31,512 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 11:53:31,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:31,545 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:31,600 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 11:53:31,619 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:53:31,619 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2018-04-11 11:53:31,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 11:53:31,619 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 11:53:31,619 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=98, Unknown=8, NotChecked=0, Total=132 [2018-04-11 11:53:31,620 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand 12 states. [2018-04-11 11:53:31,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:31,788 INFO L93 Difference]: Finished difference Result 77 states and 85 transitions. [2018-04-11 11:53:31,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 11:53:31,789 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2018-04-11 11:53:31,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:31,789 INFO L225 Difference]: With dead ends: 77 [2018-04-11 11:53:31,789 INFO L226 Difference]: Without dead ends: 66 [2018-04-11 11:53:31,790 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 11:53:31,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-04-11 11:53:31,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-04-11 11:53:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-04-11 11:53:31,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2018-04-11 11:53:31,791 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 74 transitions. Word has length 37 [2018-04-11 11:53:31,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:31,792 INFO L459 AbstractCegarLoop]: Abstraction has 66 states and 74 transitions. [2018-04-11 11:53:31,792 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 11:53:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2018-04-11 11:53:31,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 11:53:31,795 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:31,795 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 11:53:31,795 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 11:53:31,795 INFO L82 PathProgramCache]: Analyzing trace with hash -544428488, now seen corresponding path program 1 times [2018-04-11 11:53:31,795 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:31,795 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:31,796 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:31,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:31,796 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:31,802 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:31,824 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 11:53:31,825 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:31,825 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 11:53:31,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:31,852 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:31,867 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 11:53:31,887 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:53:31,887 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-04-11 11:53:31,887 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 11:53:31,888 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 11:53:31,888 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-11 11:53:31,888 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. Second operand 7 states. [2018-04-11 11:53:31,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:31,946 INFO L93 Difference]: Finished difference Result 106 states and 120 transitions. [2018-04-11 11:53:31,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:53:31,947 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2018-04-11 11:53:31,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:31,947 INFO L225 Difference]: With dead ends: 106 [2018-04-11 11:53:31,947 INFO L226 Difference]: Without dead ends: 106 [2018-04-11 11:53:31,948 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 11:53:31,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-04-11 11:53:31,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 69. [2018-04-11 11:53:31,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-04-11 11:53:31,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 77 transitions. [2018-04-11 11:53:31,952 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 77 transitions. Word has length 38 [2018-04-11 11:53:31,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:31,953 INFO L459 AbstractCegarLoop]: Abstraction has 69 states and 77 transitions. [2018-04-11 11:53:31,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 11:53:31,953 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2018-04-11 11:53:31,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-11 11:53:31,954 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:31,954 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 11:53:31,954 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 11:53:31,954 INFO L82 PathProgramCache]: Analyzing trace with hash 515494553, now seen corresponding path program 1 times [2018-04-11 11:53:31,954 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:31,954 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:31,955 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:31,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:31,956 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:31,968 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:31,994 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 11:53:31,994 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:53:31,994 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 11:53:31,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 11:53:31,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 11:53:31,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:53:31,995 INFO L87 Difference]: Start difference. First operand 69 states and 77 transitions. Second operand 6 states. [2018-04-11 11:53:32,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:32,030 INFO L93 Difference]: Finished difference Result 90 states and 99 transitions. [2018-04-11 11:53:32,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 11:53:32,030 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2018-04-11 11:53:32,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:32,031 INFO L225 Difference]: With dead ends: 90 [2018-04-11 11:53:32,031 INFO L226 Difference]: Without dead ends: 90 [2018-04-11 11:53:32,031 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 11:53:32,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-04-11 11:53:32,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 66. [2018-04-11 11:53:32,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-04-11 11:53:32,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 72 transitions. [2018-04-11 11:53:32,034 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 72 transitions. Word has length 39 [2018-04-11 11:53:32,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:32,034 INFO L459 AbstractCegarLoop]: Abstraction has 66 states and 72 transitions. [2018-04-11 11:53:32,034 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 11:53:32,034 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2018-04-11 11:53:32,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-11 11:53:32,035 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:32,035 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 11:53:32,035 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 11:53:32,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1795846426, now seen corresponding path program 1 times [2018-04-11 11:53:32,036 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:32,036 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:32,037 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:32,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:32,037 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:32,050 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:32,292 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 11:53:32,292 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:32,292 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 11:53:32,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:32,319 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:32,339 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 11:53:32,340 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:32,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-11 11:53:32,363 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:32,382 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 11:53:32,383 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:32,384 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 11:53:32,385 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:32,403 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 11:53:32,403 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-11 11:53:32,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:32,701 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 11:53:32,701 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:32,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:32,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:32,738 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 11:53:32,738 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:32,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:32,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:32,771 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 11:53:32,772 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:32,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:32,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:32,805 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 11:53:32,806 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:32,833 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 11:53:32,834 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-11 11:53:33,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,195 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 11:53:33,196 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 11:53:33,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,371 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 11:53:33,371 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:33,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,510 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 11:53:33,511 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:33,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,514 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 11:53:33,515 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:33,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,652 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 11:53:33,652 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:33,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,775 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 11:53:33,776 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 11:53:33,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:33,965 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 11:53:33,966 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:34,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:34,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:34,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:34,123 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 11:53:34,123 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 11:53:34,346 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 11:53:34,346 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 11:53:34,575 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 11:53:34,575 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 32 variables, input treesize:277, output treesize:421 [2018-04-11 11:53:34,814 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 11:53:34,842 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:53:34,842 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 25 [2018-04-11 11:53:34,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 11:53:34,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 11:53:34,843 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=579, Unknown=1, NotChecked=0, Total=650 [2018-04-11 11:53:34,843 INFO L87 Difference]: Start difference. First operand 66 states and 72 transitions. Second operand 26 states. [2018-04-11 11:53:35,170 WARN L148 SmtUtils]: Spent 135ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-11 11:53:50,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:50,545 INFO L93 Difference]: Finished difference Result 149 states and 163 transitions. [2018-04-11 11:53:50,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 11:53:50,545 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 44 [2018-04-11 11:53:50,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:50,546 INFO L225 Difference]: With dead ends: 149 [2018-04-11 11:53:50,546 INFO L226 Difference]: Without dead ends: 149 [2018-04-11 11:53:50,547 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 35 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=228, Invalid=1573, Unknown=5, NotChecked=0, Total=1806 [2018-04-11 11:53:50,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-04-11 11:53:50,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 72. [2018-04-11 11:53:50,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-04-11 11:53:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 80 transitions. [2018-04-11 11:53:50,550 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 80 transitions. Word has length 44 [2018-04-11 11:53:50,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:50,551 INFO L459 AbstractCegarLoop]: Abstraction has 72 states and 80 transitions. [2018-04-11 11:53:50,551 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 11:53:50,551 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2018-04-11 11:53:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-11 11:53:50,551 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:50,551 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 11:53:50,552 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 11:53:50,552 INFO L82 PathProgramCache]: Analyzing trace with hash 1076958221, now seen corresponding path program 1 times [2018-04-11 11:53:50,552 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:50,552 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:50,553 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:50,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:50,553 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:50,561 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:50,620 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 11:53:50,620 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:53:50,620 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 11:53:50,620 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 11:53:50,620 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 11:53:50,620 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:53:50,621 INFO L87 Difference]: Start difference. First operand 72 states and 80 transitions. Second operand 6 states. [2018-04-11 11:53:50,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:50,710 INFO L93 Difference]: Finished difference Result 75 states and 82 transitions. [2018-04-11 11:53:50,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 11:53:50,711 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 45 [2018-04-11 11:53:50,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:50,711 INFO L225 Difference]: With dead ends: 75 [2018-04-11 11:53:50,712 INFO L226 Difference]: Without dead ends: 75 [2018-04-11 11:53:50,712 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 11:53:50,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-04-11 11:53:50,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 72. [2018-04-11 11:53:50,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-04-11 11:53:50,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 79 transitions. [2018-04-11 11:53:50,715 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 79 transitions. Word has length 45 [2018-04-11 11:53:50,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:50,715 INFO L459 AbstractCegarLoop]: Abstraction has 72 states and 79 transitions. [2018-04-11 11:53:50,715 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 11:53:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2018-04-11 11:53:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-11 11:53:50,716 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:50,716 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 11:53:50,716 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, __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 11:53:50,716 INFO L82 PathProgramCache]: Analyzing trace with hash -974033432, now seen corresponding path program 1 times [2018-04-11 11:53:50,717 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:50,717 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:50,717 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:50,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:50,718 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:50,732 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:50,883 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 11:53:50,883 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:50,883 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 11:53:50,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:50,911 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:50,958 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 11:53:50,959 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 11:53:50,959 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:50,960 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:50,962 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:50,962 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-04-11 11:53:51,086 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 11:53:51,087 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 11:53:51,088 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 11:53:51,088 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,090 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,094 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 11:53:51,095 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:32, output treesize:3 [2018-04-11 11:53:51,111 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 11:53:51,127 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:53:51,127 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2018-04-11 11:53:51,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 11:53:51,127 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 11:53:51,127 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=349, Unknown=0, NotChecked=0, Total=420 [2018-04-11 11:53:51,128 INFO L87 Difference]: Start difference. First operand 72 states and 79 transitions. Second operand 21 states. [2018-04-11 11:53:51,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:51,343 INFO L93 Difference]: Finished difference Result 107 states and 114 transitions. [2018-04-11 11:53:51,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 11:53:51,344 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 46 [2018-04-11 11:53:51,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:51,344 INFO L225 Difference]: With dead ends: 107 [2018-04-11 11:53:51,344 INFO L226 Difference]: Without dead ends: 107 [2018-04-11 11:53:51,344 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 11:53:51,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-04-11 11:53:51,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 94. [2018-04-11 11:53:51,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-04-11 11:53:51,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 105 transitions. [2018-04-11 11:53:51,347 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 105 transitions. Word has length 46 [2018-04-11 11:53:51,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:51,347 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 105 transitions. [2018-04-11 11:53:51,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 11:53:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 105 transitions. [2018-04-11 11:53:51,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-11 11:53:51,348 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:51,348 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 11:53:51,348 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 11:53:51,349 INFO L82 PathProgramCache]: Analyzing trace with hash -130265140, now seen corresponding path program 1 times [2018-04-11 11:53:51,349 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:51,349 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:51,349 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:51,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:51,349 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:51,361 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:51,563 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 11:53:51,563 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:51,564 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 11:53:51,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:51,600 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:51,615 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 6 treesize of output 5 [2018-04-11 11:53:51,616 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,618 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 11:53:51,650 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 11:53:51,652 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 11:53:51,653 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,655 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,659 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 11:53:51,660 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-04-11 11:53:51,704 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 11:53:51,704 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,707 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 11:53:51,707 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:20, output treesize:3 [2018-04-11 11:53:51,749 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 11:53:51,750 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 11:53:51,751 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 11:53:51,751 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,753 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:51,757 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 11:53:51,758 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:34, output treesize:5 [2018-04-11 11:53:51,760 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 11:53:51,778 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:53:51,778 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 22 [2018-04-11 11:53:51,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 11:53:51,783 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 11:53:51,783 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2018-04-11 11:53:51,783 INFO L87 Difference]: Start difference. First operand 94 states and 105 transitions. Second operand 23 states. [2018-04-11 11:53:52,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:52,073 INFO L93 Difference]: Finished difference Result 100 states and 111 transitions. [2018-04-11 11:53:52,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 11:53:52,073 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 47 [2018-04-11 11:53:52,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:52,074 INFO L225 Difference]: With dead ends: 100 [2018-04-11 11:53:52,074 INFO L226 Difference]: Without dead ends: 100 [2018-04-11 11:53:52,074 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 11:53:52,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-04-11 11:53:52,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2018-04-11 11:53:52,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-04-11 11:53:52,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 107 transitions. [2018-04-11 11:53:52,076 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 107 transitions. Word has length 47 [2018-04-11 11:53:52,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:52,076 INFO L459 AbstractCegarLoop]: Abstraction has 96 states and 107 transitions. [2018-04-11 11:53:52,076 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 11:53:52,076 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 107 transitions. [2018-04-11 11:53:52,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 11:53:52,076 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:52,076 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 11:53:52,076 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 11:53:52,076 INFO L82 PathProgramCache]: Analyzing trace with hash 588646427, now seen corresponding path program 1 times [2018-04-11 11:53:52,077 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:52,077 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:52,077 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:52,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:52,077 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:52,083 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:52,115 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 11:53:52,115 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:52,115 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 11:53:52,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:52,134 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:52,141 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 11:53:52,158 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-11 11:53:52,158 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-04-11 11:53:52,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 11:53:52,159 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 11:53:52,159 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 11:53:52,159 INFO L87 Difference]: Start difference. First operand 96 states and 107 transitions. Second operand 6 states. [2018-04-11 11:53:52,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:52,179 INFO L93 Difference]: Finished difference Result 94 states and 103 transitions. [2018-04-11 11:53:52,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:53:52,179 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2018-04-11 11:53:52,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:52,179 INFO L225 Difference]: With dead ends: 94 [2018-04-11 11:53:52,179 INFO L226 Difference]: Without dead ends: 94 [2018-04-11 11:53:52,179 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 11:53:52,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-04-11 11:53:52,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2018-04-11 11:53:52,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-04-11 11:53:52,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 103 transitions. [2018-04-11 11:53:52,181 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 103 transitions. Word has length 50 [2018-04-11 11:53:52,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:52,181 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 103 transitions. [2018-04-11 11:53:52,182 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 11:53:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 103 transitions. [2018-04-11 11:53:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-11 11:53:52,182 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:52,182 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 11:53:52,182 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 11:53:52,182 INFO L82 PathProgramCache]: Analyzing trace with hash 1312052608, now seen corresponding path program 1 times [2018-04-11 11:53:52,182 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:52,182 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:52,183 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:52,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:52,183 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:52,188 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:52,222 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 11:53:52,222 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:52,222 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 11:53:52,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:52,262 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:52,271 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 11:53:52,288 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:53:52,288 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2018-04-11 11:53:52,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 11:53:52,289 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 11:53:52,289 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 11:53:52,289 INFO L87 Difference]: Start difference. First operand 94 states and 103 transitions. Second operand 7 states. [2018-04-11 11:53:52,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:53:52,332 INFO L93 Difference]: Finished difference Result 97 states and 102 transitions. [2018-04-11 11:53:52,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 11:53:52,333 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-04-11 11:53:52,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:53:52,333 INFO L225 Difference]: With dead ends: 97 [2018-04-11 11:53:52,333 INFO L226 Difference]: Without dead ends: 97 [2018-04-11 11:53:52,334 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 11:53:52,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-04-11 11:53:52,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 91. [2018-04-11 11:53:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-11 11:53:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 96 transitions. [2018-04-11 11:53:52,336 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 96 transitions. Word has length 53 [2018-04-11 11:53:52,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:53:52,336 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 96 transitions. [2018-04-11 11:53:52,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 11:53:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2018-04-11 11:53:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 11:53:52,337 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:53:52,337 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 11:53:52,337 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 11:53:52,337 INFO L82 PathProgramCache]: Analyzing trace with hash 2018923856, now seen corresponding path program 1 times [2018-04-11 11:53:52,338 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:53:52,338 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:53:52,338 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:52,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:52,339 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:53:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:52,350 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:53:52,746 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 11:53:52,746 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:53:52,746 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 11:53:52,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:53:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:53:52,783 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:53:52,786 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 11:53:52,786 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:52,787 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:52,787 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 11:53:52,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:52,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:52,843 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 11:53:52,844 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:52,847 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:52,848 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 11:53:52,879 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 11:53:52,882 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 11:53:52,882 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:52,883 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:52,887 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 11:53:52,887 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:21 [2018-04-11 11:53:52,934 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 11:53:52,934 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:52,937 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 11:53:52,937 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:24, output treesize:19 [2018-04-11 11:53:56,961 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 19 [2018-04-11 11:53:57,160 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 11:53:57,161 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 11:53:57,162 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 11:53:57,162 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:57,164 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:53:57,169 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 11:53:57,169 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:38, output treesize:10 [2018-04-11 11:53:57,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:53:57,190 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 11:53:57,190 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:53:57,208 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 11:53:57,208 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-11 11:53:57,245 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 11:53:57,262 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:53:57,262 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 31 [2018-04-11 11:53:57,262 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 11:53:57,262 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 11:53:57,263 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=892, Unknown=1, NotChecked=0, Total=992 [2018-04-11 11:53:57,263 INFO L87 Difference]: Start difference. First operand 91 states and 96 transitions. Second operand 32 states. [2018-04-11 11:54:15,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:54:15,732 INFO L93 Difference]: Finished difference Result 146 states and 154 transitions. [2018-04-11 11:54:15,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-11 11:54:15,732 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 54 [2018-04-11 11:54:15,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:54:15,733 INFO L225 Difference]: With dead ends: 146 [2018-04-11 11:54:15,733 INFO L226 Difference]: Without dead ends: 146 [2018-04-11 11:54:15,735 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1126 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=739, Invalid=4230, Unknown=1, NotChecked=0, Total=4970 [2018-04-11 11:54:15,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-11 11:54:15,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 106. [2018-04-11 11:54:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-04-11 11:54:15,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 114 transitions. [2018-04-11 11:54:15,738 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 114 transitions. Word has length 54 [2018-04-11 11:54:15,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:54:15,738 INFO L459 AbstractCegarLoop]: Abstraction has 106 states and 114 transitions. [2018-04-11 11:54:15,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 11:54:15,739 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions. [2018-04-11 11:54:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-11 11:54:15,739 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:54:15,739 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 11:54:15,739 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 11:54:15,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1582302436, now seen corresponding path program 2 times [2018-04-11 11:54:15,740 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:54:15,740 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:54:15,741 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:54:15,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:54:15,741 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:54:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:54:15,757 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:54:15,956 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 11:54:15,957 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:54:15,957 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 11:54:15,964 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 11:54:15,994 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 11:54:15,994 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 11:54:15,997 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:54:16,067 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 11:54:16,069 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 11:54:16,069 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:54:16,071 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:54:16,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:54:16,075 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-04-11 11:54:20,036 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 11:54:20,037 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 11:54:20,037 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:54:20,038 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:54:20,038 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 11:54:20,038 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2018-04-11 11:54:20,048 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 11:54:20,065 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:54:20,065 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 21 [2018-04-11 11:54:20,066 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 11:54:20,066 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 11:54:20,066 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=407, Unknown=3, NotChecked=0, Total=462 [2018-04-11 11:54:20,066 INFO L87 Difference]: Start difference. First operand 106 states and 114 transitions. Second operand 22 states. [2018-04-11 11:54:22,380 WARN L148 SmtUtils]: Spent 2009ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-11 11:54:30,455 WARN L148 SmtUtils]: Spent 2009ms on a formula simplification that was a NOOP. DAG size: 36 [2018-04-11 11:54:36,661 WARN L148 SmtUtils]: Spent 2006ms on a formula simplification that was a NOOP. DAG size: 27 [2018-04-11 11:54:38,683 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 32 [2018-04-11 11:54:40,707 WARN L148 SmtUtils]: Spent 2008ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-11 11:54:42,765 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 29 [2018-04-11 11:54:44,828 WARN L148 SmtUtils]: Spent 2007ms on a formula simplification that was a NOOP. DAG size: 29 [2018-04-11 11:54:50,855 WARN L148 SmtUtils]: Spent 2006ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-11 11:54:50,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:54:50,860 INFO L93 Difference]: Finished difference Result 151 states and 161 transitions. [2018-04-11 11:54:50,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-11 11:54:50,860 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 59 [2018-04-11 11:54:50,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:54:50,860 INFO L225 Difference]: With dead ends: 151 [2018-04-11 11:54:50,860 INFO L226 Difference]: Without dead ends: 151 [2018-04-11 11:54:50,861 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 59 SyntacticMatches, 4 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 32.6s TimeCoverageRelationStatistics Valid=364, Invalid=1983, Unknown=5, NotChecked=0, Total=2352 [2018-04-11 11:54:50,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-04-11 11:54:50,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 106. [2018-04-11 11:54:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-04-11 11:54:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 113 transitions. [2018-04-11 11:54:50,864 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 113 transitions. Word has length 59 [2018-04-11 11:54:50,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:54:50,864 INFO L459 AbstractCegarLoop]: Abstraction has 106 states and 113 transitions. [2018-04-11 11:54:50,864 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 11:54:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 113 transitions. [2018-04-11 11:54:50,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-11 11:54:50,865 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:54:50,865 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 11:54:50,865 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 11:54:50,865 INFO L82 PathProgramCache]: Analyzing trace with hash 266702631, now seen corresponding path program 1 times [2018-04-11 11:54:50,865 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:54:50,865 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:54:50,866 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:54:50,866 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 11:54:50,866 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:54:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:54:50,878 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:54:51,696 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 11:54:51,696 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:54:51,696 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 11:54:51,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:54:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:54:51,717 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:54:51,849 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 11:54:51,851 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 11:54:51,851 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:54:51,852 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:54:51,857 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 11:54:51,857 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:42 [2018-04-11 11:54:51,963 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 11:54:51,963 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:54:51,967 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 11:54:51,967 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:28, output treesize:19 [2018-04-11 11:54:55,998 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 19 [2018-04-11 11:55:00,063 WARN L148 SmtUtils]: Spent 2008ms on a formula simplification that was a NOOP. DAG size: 39 [2018-04-11 11:55:02,160 WARN L148 SmtUtils]: Spent 2006ms on a formula simplification that was a NOOP. DAG size: 38 [2018-04-11 11:55:04,226 WARN L148 SmtUtils]: Spent 2011ms on a formula simplification that was a NOOP. DAG size: 39 [2018-04-11 11:55:04,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 57 [2018-04-11 11:55:04,244 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 11:55:04,245 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 53 treesize of output 43 [2018-04-11 11:55:04,245 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:04,272 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 11:55:04,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 49 [2018-04-11 11:55:04,278 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 11:55:04,298 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-11 11:55:04,298 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:04,306 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:55:04,314 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:55:04,314 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:74, output treesize:23 [2018-04-11 11:55:06,533 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 11:55:06,549 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:55:06,549 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2018-04-11 11:55:06,550 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-11 11:55:06,550 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-11 11:55:06,550 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1071, Unknown=28, NotChecked=0, Total=1190 [2018-04-11 11:55:06,550 INFO L87 Difference]: Start difference. First operand 106 states and 113 transitions. Second operand 35 states. [2018-04-11 11:55:33,408 WARN L151 SmtUtils]: Spent 2207ms on a formula simplification. DAG size of input: 79 DAG size of output 40 [2018-04-11 11:55:46,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:55:46,644 INFO L93 Difference]: Finished difference Result 112 states and 118 transitions. [2018-04-11 11:55:46,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 11:55:46,644 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 58 [2018-04-11 11:55:46,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:55:46,644 INFO L225 Difference]: With dead ends: 112 [2018-04-11 11:55:46,644 INFO L226 Difference]: Without dead ends: 91 [2018-04-11 11:55:46,645 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 48 SyntacticMatches, 4 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 457 ImplicationChecksByTransitivity, 22.8s TimeCoverageRelationStatistics Valid=237, Invalid=2178, Unknown=35, NotChecked=0, Total=2450 [2018-04-11 11:55:46,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-04-11 11:55:46,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2018-04-11 11:55:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-11 11:55:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 97 transitions. [2018-04-11 11:55:46,647 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 97 transitions. Word has length 58 [2018-04-11 11:55:46,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:55:46,647 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 97 transitions. [2018-04-11 11:55:46,647 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-11 11:55:46,647 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2018-04-11 11:55:46,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 11:55:46,647 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:55:46,647 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 11:55:46,647 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 11:55:46,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1806735440, now seen corresponding path program 2 times [2018-04-11 11:55:46,648 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:55:46,648 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:55:46,648 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:55:46,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:55:46,648 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:55:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:55:46,661 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:55:46,885 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 11:55:46,885 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:55:46,885 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 11:55:46,891 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 11:55:46,910 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 11:55:46,910 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 11:55:46,911 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:55:46,931 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 11:55:46,931 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:46,932 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:55:46,932 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 11:55:46,959 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 11:55:46,960 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 11:55:46,960 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:46,961 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:55:46,964 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 11:55:46,964 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:17 [2018-04-11 11:55:46,998 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 11:55:46,999 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:46,999 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 11:55:46,999 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-11 11:55:47,016 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 11:55:47,017 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 11:55:47,017 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:47,018 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:55:47,019 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 11:55:47,019 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-11 11:55:47,021 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 11:55:47,038 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:55:47,038 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 23 [2018-04-11 11:55:47,039 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 11:55:47,039 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 11:55:47,039 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=499, Unknown=0, NotChecked=0, Total=552 [2018-04-11 11:55:47,039 INFO L87 Difference]: Start difference. First operand 91 states and 97 transitions. Second operand 24 states. [2018-04-11 11:55:47,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:55:47,560 INFO L93 Difference]: Finished difference Result 108 states and 115 transitions. [2018-04-11 11:55:47,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 11:55:47,560 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 60 [2018-04-11 11:55:47,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:55:47,561 INFO L225 Difference]: With dead ends: 108 [2018-04-11 11:55:47,561 INFO L226 Difference]: Without dead ends: 108 [2018-04-11 11:55:47,561 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 11:55:47,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-04-11 11:55:47,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 91. [2018-04-11 11:55:47,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-11 11:55:47,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 96 transitions. [2018-04-11 11:55:47,563 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 96 transitions. Word has length 60 [2018-04-11 11:55:47,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:55:47,563 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 96 transitions. [2018-04-11 11:55:47,563 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 11:55:47,563 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2018-04-11 11:55:47,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-11 11:55:47,564 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:55:47,564 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 11:55:47,564 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 11:55:47,564 INFO L82 PathProgramCache]: Analyzing trace with hash 1644768004, now seen corresponding path program 2 times [2018-04-11 11:55:47,564 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:55:47,564 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:55:47,564 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:55:47,565 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 11:55:47,565 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:55:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:55:47,574 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:55:47,772 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 11:55:47,773 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:55:47,773 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 11:55:47,784 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 11:55:47,802 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 11:55:47,803 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 11:55:47,804 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:55:47,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:55:47,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:55:47,844 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 11:55:47,844 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:47,845 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:55:47,846 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 11:55:47,875 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 11:55:47,876 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 11:55:47,876 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:47,887 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:55:47,891 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 11:55:47,891 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:21 [2018-04-11 11:55:47,924 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 11:55:47,925 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:47,927 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 11:55:47,927 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:14 [2018-04-11 11:55:51,946 WARN L148 SmtUtils]: Spent 2002ms on a formula simplification that was a NOOP. DAG size: 14 [2018-04-11 11:55:51,985 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 [2018-04-11 11:55:51,986 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 [2018-04-11 11:55:51,986 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:51,987 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:55:51,988 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 11:55:51,988 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2018-04-11 11:55:51,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 11:55:51,990 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 11:55:51,990 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:55:51,993 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 11:55:51,994 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-11 11:55:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 11:55:52,038 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:55:52,038 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 15] total 28 [2018-04-11 11:55:52,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-11 11:55:52,039 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-11 11:55:52,039 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=739, Unknown=1, NotChecked=0, Total=812 [2018-04-11 11:55:52,039 INFO L87 Difference]: Start difference. First operand 91 states and 96 transitions. Second operand 29 states. Received shutdown request... [2018-04-11 11:56:14,389 WARN L148 SmtUtils]: Spent 2011ms on a formula simplification that was a NOOP. DAG size: 17 [2018-04-11 11:56:14,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 11:56:14,390 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 11:56:14,395 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 11:56:14,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 11:56:14 BoogieIcfgContainer [2018-04-11 11:56:14,395 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 11:56:14,395 INFO L168 Benchmark]: Toolchain (without parser) took 214351.21 ms. Allocated memory was 403.7 MB in the beginning and 670.6 MB in the end (delta: 266.9 MB). Free memory was 333.7 MB in the beginning and 442.3 MB in the end (delta: -108.6 MB). Peak memory consumption was 158.2 MB. Max. memory is 5.3 GB. [2018-04-11 11:56:14,396 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 403.7 MB. Free memory is still 362.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 11:56:14,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.89 ms. Allocated memory is still 403.7 MB. Free memory was 333.7 MB in the beginning and 291.3 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 5.3 GB. [2018-04-11 11:56:14,396 INFO L168 Benchmark]: Boogie Preprocessor took 56.71 ms. Allocated memory is still 403.7 MB. Free memory was 291.3 MB in the beginning and 286.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 5.3 GB. [2018-04-11 11:56:14,396 INFO L168 Benchmark]: RCFGBuilder took 673.66 ms. Allocated memory was 403.7 MB in the beginning and 593.0 MB in the end (delta: 189.3 MB). Free memory was 286.0 MB in the beginning and 462.2 MB in the end (delta: -176.2 MB). Peak memory consumption was 28.8 MB. Max. memory is 5.3 GB. [2018-04-11 11:56:14,397 INFO L168 Benchmark]: TraceAbstraction took 213315.38 ms. Allocated memory was 593.0 MB in the beginning and 670.6 MB in the end (delta: 77.6 MB). Free memory was 462.2 MB in the beginning and 442.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 97.5 MB. Max. memory is 5.3 GB. [2018-04-11 11:56:14,397 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 403.7 MB. Free memory is still 362.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 302.89 ms. Allocated memory is still 403.7 MB. Free memory was 333.7 MB in the beginning and 291.3 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 56.71 ms. Allocated memory is still 403.7 MB. Free memory was 291.3 MB in the beginning and 286.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 673.66 ms. Allocated memory was 403.7 MB in the beginning and 593.0 MB in the end (delta: 189.3 MB). Free memory was 286.0 MB in the beginning and 462.2 MB in the end (delta: -176.2 MB). Peak memory consumption was 28.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 213315.38 ms. Allocated memory was 593.0 MB in the beginning and 670.6 MB in the end (delta: 77.6 MB). Free memory was 462.2 MB in the beginning and 442.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 97.5 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 (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1460]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1460). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1448]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1448). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1455]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1455). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1448]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1448). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1455]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1455). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was constructing difference of abstraction (91states) and interpolant automaton (currently 19 states, 29 states before enhancement), while ReachableStatesComputation was computing reachable states (50 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 352 locations, 79 error locations. TIMEOUT Result, 213.2s OverallTime, 26 OverallIterations, 4 TraceHistogramMax, 177.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1207 SDtfs, 2782 SDslu, 6547 SDs, 0 SdLazy, 7016 SolverSat, 550 SolverUnsat, 107 SolverUnknown, 0 SolverNotchecked, 116.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1124 GetRequests, 636 SyntacticMatches, 23 SemanticMatches, 465 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3724 ImplicationChecksByTransitivity, 91.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=126occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 25 MinimizatonAttempts, 540 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 34.6s InterpolantComputationTime, 1641 NumberOfCodeBlocks, 1641 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1601 ConstructedInterpolants, 124 QuantifiedInterpolants, 585136 SizeOfPredicates, 75 NumberOfNonLiveVariables, 2685 ConjunctsInSsa, 291 ConjunctsInUnsatCore, 40 InterpolantComputations, 13 PerfectInterpolantSequences, 364/659 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-0-2018-04-11_11-56-14-402.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-0-2018-04-11_11-56-14-402.csv Completed graceful shutdown