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_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test18_3_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 16:46:30,371 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 16:46:30,372 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 16:46:30,386 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 16:46:30,386 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 16:46:30,387 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 16:46:30,388 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 16:46:30,390 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 16:46:30,391 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 16:46:30,392 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 16:46:30,393 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 16:46:30,393 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 16:46:30,394 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 16:46:30,395 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 16:46:30,396 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 16:46:30,397 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 16:46:30,399 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 16:46:30,400 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 16:46:30,401 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 16:46:30,402 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 16:46:30,404 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 16:46:30,404 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 16:46:30,404 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 16:46:30,405 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 16:46:30,406 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 16:46:30,407 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 16:46:30,407 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 16:46:30,407 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 16:46:30,408 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 16:46:30,408 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 16:46:30,409 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 16:46:30,409 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-04-11 16:46:30,430 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 16:46:30,430 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 16:46:30,431 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 16:46:30,431 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 16:46:30,431 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 16:46:30,431 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 16:46:30,432 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 16:46:30,432 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 16:46:30,432 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 16:46:30,432 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 16:46:30,432 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 16:46:30,432 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 16:46:30,432 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 16:46:30,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 16:46:30,433 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 16:46:30,433 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 16:46:30,433 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 16:46:30,433 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 16:46:30,433 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 16:46:30,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 16:46:30,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 16:46:30,434 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 16:46:30,434 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 16:46:30,434 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 16:46:30,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 16:46:30,473 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 16:46:30,476 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 16:46:30,478 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 16:46:30,478 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 16:46:30,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,747 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGb961afa52 [2018-04-11 16:46:30,899 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 16:46:30,899 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 16:46:30,899 INFO L168 CDTParser]: Scanning memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,910 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 16:46:30,910 INFO L215 ultiparseSymbolTable]: [2018-04-11 16:46:30,910 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 16:46:30,910 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_get ('ldv_kref_get') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_del ('ldv_kobject_del') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_submit_msg ('ldv_submit_msg') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_positive ('ldv_positive') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_put ('ldv_kobject_put') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init ('ldv_kobject_init') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_del ('__ldv_list_del') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_32 ('__bswap_32') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanup ('ldv_kobject_cleanup') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__g ('g') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_nonpositive ('ldv_nonpositive') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,911 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_return ('ldv_atomic_sub_return') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_point ('entry_point') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_alloc ('ldv_msg_alloc') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init_internal ('ldv_kobject_init_internal') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_init ('ldv_kref_init') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fill ('ldv_msg_fill') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add ('ldv_list_add') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tail ('ldv_list_add_tail') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__f ('f') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,912 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_return ('ldv_atomic_add_return') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_create ('ldv_kobject_create') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEAD ('LDV_INIT_LIST_HEAD') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_add ('__ldv_list_add') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgs ('ldv_destroy_msgs') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_sub ('ldv_kref_sub') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_get ('ldv_kobject_get') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_64 ('__bswap_64') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdata ('ldv_dev_set_drvdata') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_del ('ldv_list_del') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,913 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_free ('ldv_msg_free') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,914 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_put ('ldv_kref_put') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,914 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_release ('ldv_kobject_release') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,914 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc ('ldv_malloc') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,914 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_zalloc ('ldv_zalloc') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,914 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdata ('ldv_dev_get_drvdata') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,914 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 16:46:30,914 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__size_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,914 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____time_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,914 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____timer_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____intptr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____rlim_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__fsfilcnt_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ssize_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__int32_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ino_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pid_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pthread_mutex_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,915 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__idtype_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____fsfilcnt64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__key_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____u_short in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__mode_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____socklen_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__fsblkcnt_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____suseconds_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldiv_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____int32_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,916 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____id_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__u_int in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__int8_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____fsblkcnt64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__u_int64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____blksize_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____qaddr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____rlim64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____fsfilcnt_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pthread_mutexattr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,917 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pthread_attr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,918 INFO L230 ultiparseSymbolTable]: Global variable 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__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pthread_barrierattr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,924 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__dev_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,924 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____u_int in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,924 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__time_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,924 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pthread_rwlockattr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,925 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____blkcnt64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,925 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__sigset_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,925 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__nlink_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,925 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__uint in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,925 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ino64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,925 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__id_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:30,942 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGb961afa52 [2018-04-11 16:46:30,946 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 16:46:30,947 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 16:46:30,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 16:46:30,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 16:46:30,953 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 16:46:30,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 04:46:30" (1/1) ... [2018-04-11 16:46:30,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2edef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:30, skipping insertion in model container [2018-04-11 16:46:30,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 04:46:30" (1/1) ... [2018-04-11 16:46:30,974 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 16:46:31,005 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 16:46:31,159 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 16:46:31,217 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 16:46:31,224 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 155 non ball SCCs. Number of states in SCCs 155. [2018-04-11 16:46:31,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31 WrapperNode [2018-04-11 16:46:31,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 16:46:31,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 16:46:31,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 16:46:31,288 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 16:46:31,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (1/1) ... [2018-04-11 16:46:31,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (1/1) ... [2018-04-11 16:46:31,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (1/1) ... [2018-04-11 16:46:31,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (1/1) ... [2018-04-11 16:46:31,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (1/1) ... [2018-04-11 16:46:31,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (1/1) ... [2018-04-11 16:46:31,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (1/1) ... [2018-04-11 16:46:31,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 16:46:31,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 16:46:31,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 16:46:31,346 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 16:46:31,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (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 16:46:31,444 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 16:46:31,444 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 16:46:31,444 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 16:46:31,444 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_32 [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_64 [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_nonpositive [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_positive [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_zalloc [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_add [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_del [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tail [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_del [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_alloc [2018-04-11 16:46:31,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fill [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_free [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_submit_msg [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgs [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdata [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdata [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_return [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_return [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_sub [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_init [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_get [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_put [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_del [2018-04-11 16:46:31,446 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanup [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_release [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_put [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_get [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init_internal [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_create [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__f [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__g [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_point [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 16:46:31,447 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-04-11 16:46:31,448 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_32 [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_64 [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 16:46:31,448 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 16:46:31,449 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 16:46:31,450 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 16:46:31,451 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 16:46:31,452 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 16:46:31,453 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 16:46:31,454 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 16:46:31,455 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure kfree [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_nonpositive [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_positive [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_zalloc [2018-04-11 16:46:31,456 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_add [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_del [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tail [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_del [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_alloc [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fill [2018-04-11 16:46:31,457 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_free [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_submit_msg [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgs [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdata [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdata [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_return [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_return [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_sub [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_init [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_get [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_put [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_del [2018-04-11 16:46:31,458 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanup [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_release [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_put [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_get [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init_internal [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_create [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__f [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__g [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_point [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 16:46:31,459 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 16:46:31,757 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 16:46:31,856 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 16:46:32,085 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 16:46:32,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 04:46:32 BoogieIcfgContainer [2018-04-11 16:46:32,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 16:46:32,086 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 16:46:32,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 16:46:32,089 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 16:46:32,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 04:46:30" (1/3) ... [2018-04-11 16:46:32,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4df8eb39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 04:46:32, skipping insertion in model container [2018-04-11 16:46:32,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:46:31" (2/3) ... [2018-04-11 16:46:32,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4df8eb39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 04:46:32, skipping insertion in model container [2018-04-11 16:46:32,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 04:46:32" (3/3) ... [2018-04-11 16:46:32,091 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 16:46:32,097 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 16:46:32,104 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 73 error locations. [2018-04-11 16:46:32,133 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 16:46:32,133 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 16:46:32,134 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 16:46:32,134 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 16:46:32,134 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 16:46:32,134 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 16:46:32,134 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 16:46:32,134 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 16:46:32,134 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 16:46:32,134 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 16:46:32,144 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2018-04-11 16:46:32,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 16:46:32,148 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:32,149 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 16:46:32,149 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:32,152 INFO L82 PathProgramCache]: Analyzing trace with hash 14227216, now seen corresponding path program 1 times [2018-04-11 16:46:32,153 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:32,153 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:32,195 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,196 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,231 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:32,268 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 16:46:32,271 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:46:32,271 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 16:46:32,272 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 16:46:32,284 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 16:46:32,285 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:46:32,286 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 3 states. [2018-04-11 16:46:32,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:32,327 INFO L93 Difference]: Finished difference Result 36 states and 39 transitions. [2018-04-11 16:46:32,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 16:46:32,329 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 16:46:32,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:32,337 INFO L225 Difference]: With dead ends: 36 [2018-04-11 16:46:32,337 INFO L226 Difference]: Without dead ends: 33 [2018-04-11 16:46:32,339 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 16:46:32,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-04-11 16:46:32,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-04-11 16:46:32,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-04-11 16:46:32,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions. [2018-04-11 16:46:32,372 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 4 [2018-04-11 16:46:32,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:32,372 INFO L459 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions. [2018-04-11 16:46:32,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 16:46:32,373 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-04-11 16:46:32,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 16:46:32,373 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:32,373 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 16:46:32,373 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:32,373 INFO L82 PathProgramCache]: Analyzing trace with hash 14227217, now seen corresponding path program 1 times [2018-04-11 16:46:32,374 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:32,374 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:32,375 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,376 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,389 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:32,416 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 16:46:32,417 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:46:32,417 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 16:46:32,418 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 16:46:32,419 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 16:46:32,419 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:46:32,419 INFO L87 Difference]: Start difference. First operand 33 states and 36 transitions. Second operand 3 states. [2018-04-11 16:46:32,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:32,443 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-04-11 16:46:32,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 16:46:32,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 16:46:32,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:32,456 INFO L225 Difference]: With dead ends: 50 [2018-04-11 16:46:32,456 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 16:46:32,457 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 16:46:32,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 16:46:32,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 31. [2018-04-11 16:46:32,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-04-11 16:46:32,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2018-04-11 16:46:32,462 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 4 [2018-04-11 16:46:32,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:32,462 INFO L459 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2018-04-11 16:46:32,462 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 16:46:32,463 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-04-11 16:46:32,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 16:46:32,463 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:32,463 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 16:46:32,463 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:32,464 INFO L82 PathProgramCache]: Analyzing trace with hash 245289529, now seen corresponding path program 1 times [2018-04-11 16:46:32,464 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:32,465 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:32,466 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,467 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,484 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:32,526 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 16:46:32,527 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:46:32,527 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 16:46:32,527 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 16:46:32,527 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 16:46:32,528 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:46:32,528 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand 3 states. [2018-04-11 16:46:32,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:32,560 INFO L93 Difference]: Finished difference Result 46 states and 53 transitions. [2018-04-11 16:46:32,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 16:46:32,560 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-04-11 16:46:32,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:32,561 INFO L225 Difference]: With dead ends: 46 [2018-04-11 16:46:32,561 INFO L226 Difference]: Without dead ends: 43 [2018-04-11 16:46:32,562 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 16:46:32,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-11 16:46:32,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2018-04-11 16:46:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 16:46:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-04-11 16:46:32,566 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 20 [2018-04-11 16:46:32,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:32,566 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-04-11 16:46:32,566 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 16:46:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-04-11 16:46:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 16:46:32,567 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:32,567 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 16:46:32,567 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:32,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1490155269, now seen corresponding path program 1 times [2018-04-11 16:46:32,567 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:32,567 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:32,568 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,569 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,585 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:32,626 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 16:46:32,627 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:46:32,627 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 16:46:32,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 16:46:32,627 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 16:46:32,628 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 16:46:32,628 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 6 states. [2018-04-11 16:46:32,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:32,678 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2018-04-11 16:46:32,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 16:46:32,678 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-11 16:46:32,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:32,679 INFO L225 Difference]: With dead ends: 51 [2018-04-11 16:46:32,679 INFO L226 Difference]: Without dead ends: 51 [2018-04-11 16:46:32,680 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 16:46:32,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-04-11 16:46:32,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 41. [2018-04-11 16:46:32,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 16:46:32,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 48 transitions. [2018-04-11 16:46:32,686 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 48 transitions. Word has length 22 [2018-04-11 16:46:32,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:32,686 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 48 transitions. [2018-04-11 16:46:32,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 16:46:32,687 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2018-04-11 16:46:32,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-11 16:46:32,687 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:32,688 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] [2018-04-11 16:46:32,688 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:32,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1809616073, now seen corresponding path program 1 times [2018-04-11 16:46:32,689 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:32,689 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:32,691 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,691 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,704 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:32,738 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 16:46:32,739 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:46:32,739 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 16:46:32,739 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 16:46:32,739 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 16:46:32,739 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 16:46:32,739 INFO L87 Difference]: Start difference. First operand 41 states and 48 transitions. Second operand 4 states. [2018-04-11 16:46:32,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:32,761 INFO L93 Difference]: Finished difference Result 55 states and 68 transitions. [2018-04-11 16:46:32,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 16:46:32,762 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2018-04-11 16:46:32,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:32,763 INFO L225 Difference]: With dead ends: 55 [2018-04-11 16:46:32,763 INFO L226 Difference]: Without dead ends: 55 [2018-04-11 16:46:32,763 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 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 16:46:32,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-11 16:46:32,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 43. [2018-04-11 16:46:32,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-11 16:46:32,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 50 transitions. [2018-04-11 16:46:32,768 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 50 transitions. Word has length 24 [2018-04-11 16:46:32,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:32,768 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 50 transitions. [2018-04-11 16:46:32,769 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 16:46:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2018-04-11 16:46:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-11 16:46:32,769 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:32,770 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:46:32,770 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:32,770 INFO L82 PathProgramCache]: Analyzing trace with hash 74255246, now seen corresponding path program 1 times [2018-04-11 16:46:32,770 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:32,770 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:32,771 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,772 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,782 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:32,827 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 16:46:32,827 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:46:32,827 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:46:32,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,857 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:46:32,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:46:32,875 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:46:32,875 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2018-04-11 16:46:32,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 16:46:32,875 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 16:46:32,875 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 16:46:32,875 INFO L87 Difference]: Start difference. First operand 43 states and 50 transitions. Second operand 5 states. [2018-04-11 16:46:32,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:32,884 INFO L93 Difference]: Finished difference Result 37 states and 39 transitions. [2018-04-11 16:46:32,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 16:46:32,884 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-04-11 16:46:32,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:32,885 INFO L225 Difference]: With dead ends: 37 [2018-04-11 16:46:32,885 INFO L226 Difference]: Without dead ends: 35 [2018-04-11 16:46:32,885 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 3 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 16:46:32,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-04-11 16:46:32,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-04-11 16:46:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-11 16:46:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2018-04-11 16:46:32,887 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 26 [2018-04-11 16:46:32,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:32,887 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2018-04-11 16:46:32,887 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 16:46:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-04-11 16:46:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 16:46:32,888 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:32,888 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] [2018-04-11 16:46:32,888 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:32,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1555343568, now seen corresponding path program 1 times [2018-04-11 16:46:32,888 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:32,888 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:32,889 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,889 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,897 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:32,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:46:32,941 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:46:32,941 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:46:32,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:32,971 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:46:32,989 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 16:46:32,990 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:32,992 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 16:46:32,992 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 16:46:33,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:46:33,031 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:46:33,031 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-04-11 16:46:33,031 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 16:46:33,031 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 16:46:33,031 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-11 16:46:33,031 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand 7 states. [2018-04-11 16:46:33,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:33,090 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2018-04-11 16:46:33,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 16:46:33,090 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-04-11 16:46:33,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:33,091 INFO L225 Difference]: With dead ends: 38 [2018-04-11 16:46:33,091 INFO L226 Difference]: Without dead ends: 38 [2018-04-11 16:46:33,091 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-11 16:46:33,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-04-11 16:46:33,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 37. [2018-04-11 16:46:33,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-11 16:46:33,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 40 transitions. [2018-04-11 16:46:33,094 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 40 transitions. Word has length 28 [2018-04-11 16:46:33,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:33,095 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 40 transitions. [2018-04-11 16:46:33,095 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 16:46:33,095 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2018-04-11 16:46:33,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 16:46:33,096 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:33,096 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] [2018-04-11 16:46:33,096 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:33,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1555343569, now seen corresponding path program 1 times [2018-04-11 16:46:33,096 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:33,096 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:33,097 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:33,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:33,098 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:33,109 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:46:33,265 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:46:33,265 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:46:33,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:33,287 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:46:33,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:46:33,311 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:33,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:46:33,329 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:33,358 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 16:46:33,358 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-11 16:46:33,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:46:33,547 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:46:33,547 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2018-04-11 16:46:33,548 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 16:46:33,548 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 16:46:33,548 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-04-11 16:46:33,548 INFO L87 Difference]: Start difference. First operand 37 states and 40 transitions. Second operand 13 states. [2018-04-11 16:46:33,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:33,814 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2018-04-11 16:46:33,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 16:46:33,814 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2018-04-11 16:46:33,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:33,815 INFO L225 Difference]: With dead ends: 41 [2018-04-11 16:46:33,815 INFO L226 Difference]: Without dead ends: 41 [2018-04-11 16:46:33,815 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 22 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:46:33,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-11 16:46:33,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2018-04-11 16:46:33,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-11 16:46:33,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2018-04-11 16:46:33,819 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 45 transitions. Word has length 28 [2018-04-11 16:46:33,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:33,819 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 45 transitions. [2018-04-11 16:46:33,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 16:46:33,819 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2018-04-11 16:46:33,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 16:46:33,820 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:33,820 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] [2018-04-11 16:46:33,820 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:33,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1570203406, now seen corresponding path program 1 times [2018-04-11 16:46:33,820 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:33,820 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:33,821 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:33,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:33,821 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:33,831 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:33,835 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:46:33,835 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:46:33,836 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:46:33,837 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:33,853 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:46:33,863 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 16:46:33,864 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:33,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 16:46:33,865 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 16:46:33,883 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc_#t~malloc12.base| Int)) (= |c_#valid| (store |c_old(#valid)| |__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc_#t~malloc12.base| 1))) is different from true [2018-04-11 16:46:33,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 16:46:33,892 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:33,902 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 16:46:33,902 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-04-11 16:46:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2018-04-11 16:46:33,907 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:46:33,907 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-11 16:46:33,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 16:46:33,908 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 16:46:33,908 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=32, Unknown=1, NotChecked=10, Total=56 [2018-04-11 16:46:33,908 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. Second operand 8 states. [2018-04-11 16:46:33,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:33,976 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2018-04-11 16:46:33,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 16:46:33,976 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2018-04-11 16:46:33,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:33,976 INFO L225 Difference]: With dead ends: 39 [2018-04-11 16:46:33,976 INFO L226 Difference]: Without dead ends: 39 [2018-04-11 16:46:33,977 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=53, Unknown=2, NotChecked=14, Total=90 [2018-04-11 16:46:33,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-04-11 16:46:33,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 37. [2018-04-11 16:46:33,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-11 16:46:33,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2018-04-11 16:46:33,980 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 30 [2018-04-11 16:46:33,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:33,980 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2018-04-11 16:46:33,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 16:46:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-04-11 16:46:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 16:46:33,981 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:33,981 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] [2018-04-11 16:46:33,981 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:33,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1570203407, now seen corresponding path program 1 times [2018-04-11 16:46:33,981 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:33,981 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:33,982 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:33,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:33,982 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:33,994 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:34,000 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:46:34,000 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:46:34,000 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:46:34,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:34,017 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:46:34,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:46:34,027 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:34,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:46:34,041 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:34,055 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 25 treesize of output 24 [2018-04-11 16:46:34,055 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:34,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:46:34,056 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:34,087 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:46:34,087 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:46:34,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:34,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:34,257 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 37 treesize of output 50 [2018-04-11 16:46:34,258 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:34,293 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:34,295 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 35 treesize of output 38 [2018-04-11 16:46:34,295 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:34,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:34,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:34,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:46:34,326 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:34,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:34,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:34,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:46:34,349 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:34,367 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:46:34,367 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:46:34,414 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 16:46:34,414 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:46:34,415 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-11 16:46:34,415 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 16:46:34,415 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 16:46:34,415 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=90, Unknown=1, NotChecked=0, Total=110 [2018-04-11 16:46:34,415 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 11 states. [2018-04-11 16:46:55,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:55,276 INFO L93 Difference]: Finished difference Result 52 states and 58 transitions. [2018-04-11 16:46:55,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-11 16:46:55,276 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 30 [2018-04-11 16:46:55,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:55,277 INFO L225 Difference]: With dead ends: 52 [2018-04-11 16:46:55,277 INFO L226 Difference]: Without dead ends: 52 [2018-04-11 16:46:55,277 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=65, Invalid=308, Unknown=7, NotChecked=0, Total=380 [2018-04-11 16:46:55,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-11 16:46:55,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 37. [2018-04-11 16:46:55,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-11 16:46:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2018-04-11 16:46:55,279 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 30 [2018-04-11 16:46:55,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:55,279 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2018-04-11 16:46:55,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 16:46:55,280 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-04-11 16:46:55,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-11 16:46:55,280 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:55,280 INFO L355 BasicCegarLoop]: trace histogram [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 16:46:55,280 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:55,280 INFO L82 PathProgramCache]: Analyzing trace with hash -536984021, now seen corresponding path program 1 times [2018-04-11 16:46:55,280 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:55,280 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:55,281 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:55,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:55,281 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:55,289 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 16:46:55,315 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:46:55,315 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:46:55,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:55,324 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:46:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 16:46:55,338 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:46:55,338 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-04-11 16:46:55,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 16:46:55,339 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 16:46:55,339 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-11 16:46:55,339 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 7 states. [2018-04-11 16:46:55,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:55,363 INFO L93 Difference]: Finished difference Result 45 states and 51 transitions. [2018-04-11 16:46:55,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 16:46:55,363 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2018-04-11 16:46:55,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:55,364 INFO L225 Difference]: With dead ends: 45 [2018-04-11 16:46:55,364 INFO L226 Difference]: Without dead ends: 45 [2018-04-11 16:46:55,364 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 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 16:46:55,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-11 16:46:55,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 40. [2018-04-11 16:46:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-11 16:46:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2018-04-11 16:46:55,366 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 34 [2018-04-11 16:46:55,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:55,367 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2018-04-11 16:46:55,367 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 16:46:55,367 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2018-04-11 16:46:55,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 16:46:55,367 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:55,367 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:46:55,367 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:55,367 INFO L82 PathProgramCache]: Analyzing trace with hash -935009851, now seen corresponding path program 1 times [2018-04-11 16:46:55,368 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:55,368 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:55,368 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:55,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:55,368 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:55,392 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 16:46:55,568 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:46:55,569 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:46:55,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:55,582 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:46:55,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:46:55,618 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:55,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:46:55,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:55,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 16:46:55,670 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-11 16:46:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 16:46:55,918 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:46:55,918 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2018-04-11 16:46:55,919 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:46:55,919 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:46:55,920 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:46:55,920 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand 19 states. [2018-04-11 16:46:56,219 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 60 DAG size of output 49 [2018-04-11 16:46:56,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:46:56,578 INFO L93 Difference]: Finished difference Result 61 states and 71 transitions. [2018-04-11 16:46:56,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-11 16:46:56,578 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 38 [2018-04-11 16:46:56,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:46:56,579 INFO L225 Difference]: With dead ends: 61 [2018-04-11 16:46:56,579 INFO L226 Difference]: Without dead ends: 61 [2018-04-11 16:46:56,579 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 32 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=104, Invalid=652, Unknown=0, NotChecked=0, Total=756 [2018-04-11 16:46:56,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-11 16:46:56,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 51. [2018-04-11 16:46:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-11 16:46:56,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 58 transitions. [2018-04-11 16:46:56,585 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 58 transitions. Word has length 38 [2018-04-11 16:46:56,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:46:56,585 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 58 transitions. [2018-04-11 16:46:56,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:46:56,585 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2018-04-11 16:46:56,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-11 16:46:56,585 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:46:56,586 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] [2018-04-11 16:46:56,586 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:46:56,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1656056451, now seen corresponding path program 2 times [2018-04-11 16:46:56,586 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:46:56,586 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:46:56,587 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:56,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:46:56,587 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:46:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:46:56,598 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:46:56,623 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:46:56,624 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:46:56,624 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:46:56,625 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:46:56,647 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:46:56,647 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:46:56,651 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:46:56,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:46:56,663 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:56,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:46:56,685 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:56,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:46:56,706 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:56,708 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 25 treesize of output 24 [2018-04-11 16:46:56,708 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:56,721 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:46:56,721 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:46:56,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:56,810 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 35 treesize of output 38 [2018-04-11 16:46:56,811 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:56,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:56,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:56,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:46:56,836 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:56,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:56,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:56,864 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 37 treesize of output 50 [2018-04-11 16:46:56,864 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:56,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:56,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:46:56,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:46:56,910 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:46:56,931 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:46:56,932 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:46:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:46:57,101 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:46:57,101 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-11 16:46:57,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 16:46:57,101 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 16:46:57,101 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=152, Unknown=3, NotChecked=0, Total=182 [2018-04-11 16:46:57,101 INFO L87 Difference]: Start difference. First operand 51 states and 58 transitions. Second operand 14 states. [2018-04-11 16:47:07,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:07,683 INFO L93 Difference]: Finished difference Result 59 states and 67 transitions. [2018-04-11 16:47:07,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 16:47:07,683 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 40 [2018-04-11 16:47:07,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:07,683 INFO L225 Difference]: With dead ends: 59 [2018-04-11 16:47:07,683 INFO L226 Difference]: Without dead ends: 59 [2018-04-11 16:47:07,684 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=80, Invalid=468, Unknown=4, NotChecked=0, Total=552 [2018-04-11 16:47:07,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-04-11 16:47:07,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 54. [2018-04-11 16:47:07,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 16:47:07,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2018-04-11 16:47:07,686 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 63 transitions. Word has length 40 [2018-04-11 16:47:07,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:07,686 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 63 transitions. [2018-04-11 16:47:07,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 16:47:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2018-04-11 16:47:07,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-11 16:47:07,687 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:07,687 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] [2018-04-11 16:47:07,687 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:07,687 INFO L82 PathProgramCache]: Analyzing trace with hash 637350659, now seen corresponding path program 3 times [2018-04-11 16:47:07,687 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:07,687 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:07,688 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:07,688 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:07,688 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:07,699 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:07,703 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:07,703 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:07,703 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:07,704 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:47:07,729 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-11 16:47:07,729 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:07,733 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:07,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:07,755 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:07,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:07,757 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:07,776 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 25 treesize of output 24 [2018-04-11 16:47:07,777 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:07,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:07,796 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:07,807 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:07,808 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:07,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:07,906 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 42 treesize of output 45 [2018-04-11 16:47:07,906 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:07,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:07,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:07,930 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 44 treesize of output 57 [2018-04-11 16:47:07,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:07,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:07,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:07,954 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 43 treesize of output 37 [2018-04-11 16:47:07,954 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:07,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:07,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:07,976 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 41 treesize of output 35 [2018-04-11 16:47:07,977 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:07,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:07,995 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:87, output treesize:69 [2018-04-11 16:47:08,041 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 16:47:08,041 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:08,041 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-11 16:47:08,041 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 16:47:08,041 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 16:47:08,042 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-04-11 16:47:08,042 INFO L87 Difference]: Start difference. First operand 54 states and 63 transitions. Second operand 13 states. [2018-04-11 16:47:08,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:08,619 INFO L93 Difference]: Finished difference Result 65 states and 75 transitions. [2018-04-11 16:47:08,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 16:47:08,620 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2018-04-11 16:47:08,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:08,620 INFO L225 Difference]: With dead ends: 65 [2018-04-11 16:47:08,620 INFO L226 Difference]: Without dead ends: 65 [2018-04-11 16:47:08,620 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=84, Invalid=468, Unknown=0, NotChecked=0, Total=552 [2018-04-11 16:47:08,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-04-11 16:47:08,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 55. [2018-04-11 16:47:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-11 16:47:08,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2018-04-11 16:47:08,624 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 40 [2018-04-11 16:47:08,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:08,625 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2018-04-11 16:47:08,625 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 16:47:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-04-11 16:47:08,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-11 16:47:08,625 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:08,626 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 16:47:08,626 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:08,626 INFO L82 PathProgramCache]: Analyzing trace with hash -428964799, now seen corresponding path program 1 times [2018-04-11 16:47:08,626 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:08,626 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:08,627 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:08,627 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:08,627 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:08,639 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:08,644 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:08,644 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:08,644 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:08,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:08,666 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:08,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:08,705 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:08,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:08,707 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:08,728 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 25 treesize of output 24 [2018-04-11 16:47:08,728 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:08,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:08,749 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:08,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:08,761 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:08,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:08,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:08,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 50 [2018-04-11 16:47:08,858 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:08,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:08,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:08,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:47:08,890 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:08,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:08,911 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 35 treesize of output 38 [2018-04-11 16:47:08,911 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:08,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:08,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:08,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:08,933 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:08,957 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:08,957 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:09,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,117 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 60 treesize of output 87 [2018-04-11 16:47:09,118 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:09,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,221 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 58 treesize of output 52 [2018-04-11 16:47:09,221 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:09,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,315 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 51 treesize of output 45 [2018-04-11 16:47:09,315 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:09,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,317 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 59 treesize of output 53 [2018-04-11 16:47:09,318 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:09,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,408 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 58 treesize of output 65 [2018-04-11 16:47:09,408 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:09,515 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,516 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,517 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,522 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 52 treesize of output 79 [2018-04-11 16:47:09,522 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:09,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,643 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 49 treesize of output 43 [2018-04-11 16:47:09,643 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:09,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,645 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 57 treesize of output 51 [2018-04-11 16:47:09,646 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:09,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,758 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 56 treesize of output 87 [2018-04-11 16:47:09,758 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:09,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,911 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 55 treesize of output 49 [2018-04-11 16:47:09,911 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:09,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,913 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:09,913 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 49 treesize of output 43 [2018-04-11 16:47:09,913 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:10,024 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:10,024 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:10,168 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 16:47:10,168 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:10,169 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 16:47:10,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 16:47:10,169 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 16:47:10,169 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2018-04-11 16:47:10,169 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand 15 states. [2018-04-11 16:47:10,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:10,785 INFO L93 Difference]: Finished difference Result 64 states and 74 transitions. [2018-04-11 16:47:10,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 16:47:10,785 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 42 [2018-04-11 16:47:10,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:10,786 INFO L225 Difference]: With dead ends: 64 [2018-04-11 16:47:10,786 INFO L226 Difference]: Without dead ends: 64 [2018-04-11 16:47:10,786 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=93, Invalid=557, Unknown=0, NotChecked=0, Total=650 [2018-04-11 16:47:10,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-04-11 16:47:10,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 55. [2018-04-11 16:47:10,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-11 16:47:10,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2018-04-11 16:47:10,788 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 42 [2018-04-11 16:47:10,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:10,788 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2018-04-11 16:47:10,788 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 16:47:10,788 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-04-11 16:47:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-11 16:47:10,789 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:10,789 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:10,789 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:10,789 INFO L82 PathProgramCache]: Analyzing trace with hash 670365727, now seen corresponding path program 2 times [2018-04-11 16:47:10,789 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:10,789 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:10,790 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:10,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:10,790 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:10,797 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:10,828 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 16:47:10,828 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:10,828 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:10,829 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:47:10,840 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:47:10,840 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:10,842 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 16:47:10,875 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:47:10,875 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-04-11 16:47:10,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 16:47:10,875 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 16:47:10,875 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2018-04-11 16:47:10,875 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand 9 states. [2018-04-11 16:47:10,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:10,914 INFO L93 Difference]: Finished difference Result 72 states and 87 transitions. [2018-04-11 16:47:10,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 16:47:10,915 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 44 [2018-04-11 16:47:10,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:10,916 INFO L225 Difference]: With dead ends: 72 [2018-04-11 16:47:10,916 INFO L226 Difference]: Without dead ends: 72 [2018-04-11 16:47:10,916 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2018-04-11 16:47:10,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-04-11 16:47:10,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 63. [2018-04-11 16:47:10,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 16:47:10,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 74 transitions. [2018-04-11 16:47:10,919 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 74 transitions. Word has length 44 [2018-04-11 16:47:10,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:10,920 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 74 transitions. [2018-04-11 16:47:10,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 16:47:10,920 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2018-04-11 16:47:10,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 16:47:10,920 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:10,920 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:10,921 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:10,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1074572535, now seen corresponding path program 4 times [2018-04-11 16:47:10,921 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:10,921 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:10,922 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:10,922 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:10,922 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:10,931 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:10,960 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:10,961 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:10,961 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:10,962 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:47:10,987 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:47:10,988 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:10,991 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:11,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:11,003 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:11,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2018-04-11 16:47:11,022 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:11,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:11,025 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:11,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:11,045 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:11,069 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:11,069 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:11,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:11,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:11,159 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 37 treesize of output 50 [2018-04-11 16:47:11,159 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:11,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:11,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:11,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:47:11,183 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:11,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:11,203 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 35 treesize of output 38 [2018-04-11 16:47:11,203 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:11,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:11,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:11,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:11,223 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:11,237 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:11,237 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:11,440 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 16:47:11,440 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:11,440 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 16:47:11,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 16:47:11,441 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 16:47:11,441 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2018-04-11 16:47:11,441 INFO L87 Difference]: Start difference. First operand 63 states and 74 transitions. Second operand 15 states. [2018-04-11 16:47:12,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:12,117 INFO L93 Difference]: Finished difference Result 76 states and 88 transitions. [2018-04-11 16:47:12,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 16:47:12,117 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 50 [2018-04-11 16:47:12,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:12,117 INFO L225 Difference]: With dead ends: 76 [2018-04-11 16:47:12,117 INFO L226 Difference]: Without dead ends: 76 [2018-04-11 16:47:12,118 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=86, Invalid=564, Unknown=0, NotChecked=0, Total=650 [2018-04-11 16:47:12,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-04-11 16:47:12,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 71. [2018-04-11 16:47:12,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-04-11 16:47:12,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 84 transitions. [2018-04-11 16:47:12,120 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 84 transitions. Word has length 50 [2018-04-11 16:47:12,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:12,120 INFO L459 AbstractCegarLoop]: Abstraction has 71 states and 84 transitions. [2018-04-11 16:47:12,120 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 16:47:12,120 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2018-04-11 16:47:12,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 16:47:12,121 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:12,121 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:12,121 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:12,121 INFO L82 PathProgramCache]: Analyzing trace with hash -191638153, now seen corresponding path program 5 times [2018-04-11 16:47:12,121 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:12,121 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:12,122 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:12,122 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:12,122 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:12,129 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:12,131 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:12,131 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:12,132 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:12,132 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:47:12,153 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-11 16:47:12,153 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:12,156 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:12,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:12,164 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:12,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:12,176 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:12,185 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:12,186 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:12,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:12,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:12,308 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 44 treesize of output 57 [2018-04-11 16:47:12,309 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:12,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:12,367 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:12,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 44 [2018-04-11 16:47:12,369 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:12,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:12,417 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 42 treesize of output 45 [2018-04-11 16:47:12,417 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:12,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:12,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:12,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 42 [2018-04-11 16:47:12,441 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:12,464 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:12,464 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:87, output treesize:69 [2018-04-11 16:47:12,502 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 48 treesize of output 43 [2018-04-11 16:47:12,502 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:12,504 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 50 treesize of output 45 [2018-04-11 16:47:12,504 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:12,524 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:12,525 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:99, output treesize:69 [2018-04-11 16:47:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 16:47:12,577 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:12,577 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 16:47:12,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 16:47:12,578 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 16:47:12,578 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2018-04-11 16:47:12,578 INFO L87 Difference]: Start difference. First operand 71 states and 84 transitions. Second operand 15 states. [2018-04-11 16:47:13,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:13,340 INFO L93 Difference]: Finished difference Result 84 states and 98 transitions. [2018-04-11 16:47:13,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 16:47:13,340 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 50 [2018-04-11 16:47:13,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:13,341 INFO L225 Difference]: With dead ends: 84 [2018-04-11 16:47:13,341 INFO L226 Difference]: Without dead ends: 84 [2018-04-11 16:47:13,341 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=95, Invalid=607, Unknown=0, NotChecked=0, Total=702 [2018-04-11 16:47:13,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-11 16:47:13,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 71. [2018-04-11 16:47:13,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-04-11 16:47:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 84 transitions. [2018-04-11 16:47:13,343 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 84 transitions. Word has length 50 [2018-04-11 16:47:13,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:13,343 INFO L459 AbstractCegarLoop]: Abstraction has 71 states and 84 transitions. [2018-04-11 16:47:13,344 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 16:47:13,344 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2018-04-11 16:47:13,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 16:47:13,344 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:13,345 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:13,345 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:13,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1210343945, now seen corresponding path program 6 times [2018-04-11 16:47:13,345 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:13,345 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:13,346 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:13,346 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:13,346 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:13,357 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:13,380 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:13,380 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:13,380 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:13,381 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:47:13,408 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2018-04-11 16:47:13,408 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:13,411 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:13,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:13,437 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:13,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:13,448 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:13,458 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:13,458 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:13,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:13,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:13,606 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 48 [2018-04-11 16:47:13,607 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:13,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:13,638 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 42 treesize of output 45 [2018-04-11 16:47:13,639 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:13,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:13,670 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 38 treesize of output 47 [2018-04-11 16:47:13,671 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:13,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:13,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:13,703 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 45 [2018-04-11 16:47:13,703 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:13,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:13,729 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:87, output treesize:69 [2018-04-11 16:47:13,798 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 16:47:13,798 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:13,798 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 16:47:13,799 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 16:47:13,799 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 16:47:13,799 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2018-04-11 16:47:13,799 INFO L87 Difference]: Start difference. First operand 71 states and 84 transitions. Second operand 15 states. [2018-04-11 16:47:14,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:14,605 INFO L93 Difference]: Finished difference Result 90 states and 106 transitions. [2018-04-11 16:47:14,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:47:14,606 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 50 [2018-04-11 16:47:14,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:14,606 INFO L225 Difference]: With dead ends: 90 [2018-04-11 16:47:14,606 INFO L226 Difference]: Without dead ends: 90 [2018-04-11 16:47:14,607 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=119, Invalid=693, Unknown=0, NotChecked=0, Total=812 [2018-04-11 16:47:14,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-04-11 16:47:14,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 78. [2018-04-11 16:47:14,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-04-11 16:47:14,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 95 transitions. [2018-04-11 16:47:14,609 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 95 transitions. Word has length 50 [2018-04-11 16:47:14,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:14,609 INFO L459 AbstractCegarLoop]: Abstraction has 78 states and 95 transitions. [2018-04-11 16:47:14,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 16:47:14,609 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2018-04-11 16:47:14,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-11 16:47:14,609 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:14,609 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:14,609 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:14,609 INFO L82 PathProgramCache]: Analyzing trace with hash 129446197, now seen corresponding path program 7 times [2018-04-11 16:47:14,609 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:14,610 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:14,610 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:14,610 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:14,610 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:14,621 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:14,627 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:14,627 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:14,627 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:14,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:14,648 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:14,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:14,662 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:14,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:14,681 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:14,699 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 25 treesize of output 24 [2018-04-11 16:47:14,700 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:14,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:14,701 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:14,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:14,716 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:14,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:14,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:14,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:47:14,829 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:14,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:14,862 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 35 treesize of output 38 [2018-04-11 16:47:14,863 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:14,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:14,889 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 31 treesize of output 40 [2018-04-11 16:47:14,889 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:14,915 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:14,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:14,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:14,917 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:14,945 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:14,945 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:15,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,130 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 62 [2018-04-11 16:47:15,131 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:15,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,209 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 60 [2018-04-11 16:47:15,209 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:15,279 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,287 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 58 treesize of output 65 [2018-04-11 16:47:15,287 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:15,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,397 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 52 treesize of output 79 [2018-04-11 16:47:15,397 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:15,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,522 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,523 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-11 16:47:15,523 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:15,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,654 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 50 treesize of output 77 [2018-04-11 16:47:15,655 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:15,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,789 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,789 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 53 [2018-04-11 16:47:15,790 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:15,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,792 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 61 [2018-04-11 16:47:15,793 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:15,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:15,915 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 54 treesize of output 77 [2018-04-11 16:47:15,915 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:16,063 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:16,063 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:16,244 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 37 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 16:47:16,244 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:16,297 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 16:47:16,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 16:47:16,297 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 16:47:16,298 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2018-04-11 16:47:16,298 INFO L87 Difference]: Start difference. First operand 78 states and 95 transitions. Second operand 16 states. [2018-04-11 16:47:16,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:16,966 INFO L93 Difference]: Finished difference Result 88 states and 106 transitions. [2018-04-11 16:47:16,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 16:47:16,966 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 52 [2018-04-11 16:47:16,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:16,967 INFO L225 Difference]: With dead ends: 88 [2018-04-11 16:47:16,967 INFO L226 Difference]: Without dead ends: 88 [2018-04-11 16:47:16,967 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=95, Invalid=661, Unknown=0, NotChecked=0, Total=756 [2018-04-11 16:47:16,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-11 16:47:16,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 73. [2018-04-11 16:47:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2018-04-11 16:47:16,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 90 transitions. [2018-04-11 16:47:16,970 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 90 transitions. Word has length 52 [2018-04-11 16:47:16,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:16,970 INFO L459 AbstractCegarLoop]: Abstraction has 73 states and 90 transitions. [2018-04-11 16:47:16,970 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 16:47:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2018-04-11 16:47:16,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-11 16:47:16,970 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:16,970 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:16,970 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:16,970 INFO L82 PathProgramCache]: Analyzing trace with hash -889259595, now seen corresponding path program 8 times [2018-04-11 16:47:16,971 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:16,971 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:16,971 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:16,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:16,972 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:16,979 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:16,983 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:16,983 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:16,983 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:16,984 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:47:17,015 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:47:17,015 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:17,018 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:17,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:17,045 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:17,047 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:17,064 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,080 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 25 treesize of output 24 [2018-04-11 16:47:17,080 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,103 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:17,103 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:17,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,218 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 37 treesize of output 50 [2018-04-11 16:47:17,218 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:47:17,254 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:47:17,284 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,308 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 29 treesize of output 28 [2018-04-11 16:47:17,308 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,331 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:17,331 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:17,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,599 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 58 treesize of output 65 [2018-04-11 16:47:17,600 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:17,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,691 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 62 [2018-04-11 16:47:17,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,779 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 52 treesize of output 79 [2018-04-11 16:47:17,779 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:17,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,899 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 53 [2018-04-11 16:47:17,900 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:17,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:17,903 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 61 [2018-04-11 16:47:17,904 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:18,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,007 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 60 treesize of output 87 [2018-04-11 16:47:18,008 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:18,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,132 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 55 [2018-04-11 16:47:18,132 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:18,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,135 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 63 [2018-04-11 16:47:18,136 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:18,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,254 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 56 treesize of output 87 [2018-04-11 16:47:18,254 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:18,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,411 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2018-04-11 16:47:18,411 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:18,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:18,414 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 53 [2018-04-11 16:47:18,414 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:18,533 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:18,533 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 33 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-11 16:47:18,665 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:18,665 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 16:47:18,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 16:47:18,666 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 16:47:18,666 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2018-04-11 16:47:18,666 INFO L87 Difference]: Start difference. First operand 73 states and 90 transitions. Second operand 15 states. [2018-04-11 16:47:19,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:19,342 INFO L93 Difference]: Finished difference Result 88 states and 106 transitions. [2018-04-11 16:47:19,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 16:47:19,343 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 52 [2018-04-11 16:47:19,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:19,343 INFO L225 Difference]: With dead ends: 88 [2018-04-11 16:47:19,343 INFO L226 Difference]: Without dead ends: 88 [2018-04-11 16:47:19,344 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=90, Invalid=612, Unknown=0, NotChecked=0, Total=702 [2018-04-11 16:47:19,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-11 16:47:19,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 73. [2018-04-11 16:47:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2018-04-11 16:47:19,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 90 transitions. [2018-04-11 16:47:19,346 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 90 transitions. Word has length 52 [2018-04-11 16:47:19,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:19,346 INFO L459 AbstractCegarLoop]: Abstraction has 73 states and 90 transitions. [2018-04-11 16:47:19,346 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 16:47:19,346 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2018-04-11 16:47:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 16:47:19,346 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:19,347 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:19,347 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:19,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1377396339, now seen corresponding path program 2 times [2018-04-11 16:47:19,347 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:19,347 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:19,347 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:19,348 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:19,348 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:19,358 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:19,378 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:19,378 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:19,378 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:19,379 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:47:19,400 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:47:19,400 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:19,404 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:19,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:19,418 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:19,439 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:19,454 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,457 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 25 treesize of output 24 [2018-04-11 16:47:19,457 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,468 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:19,469 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:19,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:47:19,552 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,576 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 31 treesize of output 40 [2018-04-11 16:47:19,576 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,598 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 35 treesize of output 38 [2018-04-11 16:47:19,598 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:19,619 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,633 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:19,633 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:19,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,811 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 58 treesize of output 65 [2018-04-11 16:47:19,811 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:19,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,918 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 57 treesize of output 51 [2018-04-11 16:47:19,918 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:19,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:19,921 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 49 treesize of output 43 [2018-04-11 16:47:19,922 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:20,014 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,015 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,022 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 56 treesize of output 87 [2018-04-11 16:47:20,023 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:20,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,172 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,172 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 58 treesize of output 52 [2018-04-11 16:47:20,173 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:20,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,285 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 60 treesize of output 54 [2018-04-11 16:47:20,285 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:20,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,415 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 54 treesize of output 77 [2018-04-11 16:47:20,416 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:20,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,571 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,572 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,577 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 52 treesize of output 79 [2018-04-11 16:47:20,577 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:20,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,719 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 49 treesize of output 43 [2018-04-11 16:47:20,719 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:20,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:20,721 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 55 treesize of output 49 [2018-04-11 16:47:20,722 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:20,844 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:20,844 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:21,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,071 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 58 treesize of output 52 [2018-04-11 16:47:21,071 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:21,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,140 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 58 treesize of output 52 [2018-04-11 16:47:21,140 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:21,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,207 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,216 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 56 treesize of output 87 [2018-04-11 16:47:21,216 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:21,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,345 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 60 treesize of output 87 [2018-04-11 16:47:21,346 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:21,467 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,468 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 59 treesize of output 53 [2018-04-11 16:47:21,468 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:21,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,471 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 51 treesize of output 45 [2018-04-11 16:47:21,471 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:21,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,580 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 55 treesize of output 49 [2018-04-11 16:47:21,581 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:21,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,583 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 49 treesize of output 43 [2018-04-11 16:47:21,583 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:21,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:21,690 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 52 treesize of output 79 [2018-04-11 16:47:21,690 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:21,852 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 52 treesize of output 55 [2018-04-11 16:47:21,853 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:21,976 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:21,976 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:22,098 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 31 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 16:47:22,098 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:22,099 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 16:47:22,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 16:47:22,099 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 16:47:22,099 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2018-04-11 16:47:22,099 INFO L87 Difference]: Start difference. First operand 73 states and 90 transitions. Second operand 17 states. [2018-04-11 16:47:22,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:22,828 INFO L93 Difference]: Finished difference Result 90 states and 108 transitions. [2018-04-11 16:47:22,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 16:47:22,828 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 54 [2018-04-11 16:47:22,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:22,829 INFO L225 Difference]: With dead ends: 90 [2018-04-11 16:47:22,829 INFO L226 Difference]: Without dead ends: 90 [2018-04-11 16:47:22,829 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=108, Invalid=762, Unknown=0, NotChecked=0, Total=870 [2018-04-11 16:47:22,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-04-11 16:47:22,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 67. [2018-04-11 16:47:22,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-04-11 16:47:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 82 transitions. [2018-04-11 16:47:22,832 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 82 transitions. Word has length 54 [2018-04-11 16:47:22,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:22,833 INFO L459 AbstractCegarLoop]: Abstraction has 67 states and 82 transitions. [2018-04-11 16:47:22,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 16:47:22,833 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2018-04-11 16:47:22,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 16:47:22,833 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:22,834 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:22,834 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:22,834 INFO L82 PathProgramCache]: Analyzing trace with hash 2113718547, now seen corresponding path program 3 times [2018-04-11 16:47:22,834 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:22,834 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:22,835 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:22,835 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:22,835 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:22,844 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-11 16:47:22,888 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:22,888 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:22,889 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:47:22,909 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-11 16:47:22,909 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:22,911 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:22,960 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-11 16:47:22,960 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:47:22,960 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-04-11 16:47:22,960 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 16:47:22,961 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 16:47:22,961 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=61, Unknown=0, NotChecked=0, Total=110 [2018-04-11 16:47:22,961 INFO L87 Difference]: Start difference. First operand 67 states and 82 transitions. Second operand 11 states. [2018-04-11 16:47:23,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:23,011 INFO L93 Difference]: Finished difference Result 84 states and 103 transitions. [2018-04-11 16:47:23,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 16:47:23,011 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2018-04-11 16:47:23,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:23,012 INFO L225 Difference]: With dead ends: 84 [2018-04-11 16:47:23,012 INFO L226 Difference]: Without dead ends: 84 [2018-04-11 16:47:23,012 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=61, Unknown=0, NotChecked=0, Total=110 [2018-04-11 16:47:23,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-11 16:47:23,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 75. [2018-04-11 16:47:23,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-04-11 16:47:23,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 90 transitions. [2018-04-11 16:47:23,016 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 90 transitions. Word has length 54 [2018-04-11 16:47:23,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:23,016 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 90 transitions. [2018-04-11 16:47:23,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 16:47:23,016 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2018-04-11 16:47:23,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 16:47:23,017 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:23,017 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:23,017 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:23,017 INFO L82 PathProgramCache]: Analyzing trace with hash 173698667, now seen corresponding path program 9 times [2018-04-11 16:47:23,017 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:23,018 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:23,018 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:23,018 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:23,019 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:23,029 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:23,066 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:23,066 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:23,066 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:23,067 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:47:23,090 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-11 16:47:23,090 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:23,094 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:23,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:23,102 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:23,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:23,120 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:23,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:23,138 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:23,139 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 25 treesize of output 24 [2018-04-11 16:47:23,140 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:23,154 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:23,155 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:23,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:23,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:23,260 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 37 treesize of output 50 [2018-04-11 16:47:23,260 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:23,291 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:23,291 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:23,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:47:23,292 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:23,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:23,318 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 35 treesize of output 38 [2018-04-11 16:47:23,319 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:23,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:23,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:23,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:23,345 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:23,364 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:23,364 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:23,684 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 4 proven. 59 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 16:47:23,684 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:23,684 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 16:47:23,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 16:47:23,685 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 16:47:23,685 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2018-04-11 16:47:23,685 INFO L87 Difference]: Start difference. First operand 75 states and 90 transitions. Second operand 16 states. [2018-04-11 16:47:24,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:24,560 INFO L93 Difference]: Finished difference Result 94 states and 112 transitions. [2018-04-11 16:47:24,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 16:47:24,560 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 60 [2018-04-11 16:47:24,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:24,561 INFO L225 Difference]: With dead ends: 94 [2018-04-11 16:47:24,561 INFO L226 Difference]: Without dead ends: 94 [2018-04-11 16:47:24,561 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=107, Invalid=649, Unknown=0, NotChecked=0, Total=756 [2018-04-11 16:47:24,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-04-11 16:47:24,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 89. [2018-04-11 16:47:24,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2018-04-11 16:47:24,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 108 transitions. [2018-04-11 16:47:24,564 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 108 transitions. Word has length 60 [2018-04-11 16:47:24,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:24,564 INFO L459 AbstractCegarLoop]: Abstraction has 89 states and 108 transitions. [2018-04-11 16:47:24,565 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 16:47:24,565 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2018-04-11 16:47:24,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 16:47:24,565 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:24,565 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:24,565 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:24,565 INFO L82 PathProgramCache]: Analyzing trace with hash 812185323, now seen corresponding path program 10 times [2018-04-11 16:47:24,565 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:24,565 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:24,566 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:24,566 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:24,566 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:24,573 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:24,583 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:24,583 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:24,584 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:24,584 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:47:24,604 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:47:24,604 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:24,608 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:24,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:24,635 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:24,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:24,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:24,656 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:24,656 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:24,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:24,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:24,792 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 40 treesize of output 53 [2018-04-11 16:47:24,792 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:24,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:24,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:24,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 40 [2018-04-11 16:47:24,818 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:24,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:24,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:24,843 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-04-11 16:47:24,843 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:24,862 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 32 treesize of output 31 [2018-04-11 16:47:24,862 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:24,879 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:24,879 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:79, output treesize:61 [2018-04-11 16:47:24,955 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 46 treesize of output 41 [2018-04-11 16:47:24,956 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:24,957 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 44 treesize of output 39 [2018-04-11 16:47:24,957 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:24,983 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:24,983 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:91, output treesize:61 [2018-04-11 16:47:25,036 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 16:47:25,036 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:25,036 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 16:47:25,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 16:47:25,037 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 16:47:25,037 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2018-04-11 16:47:25,037 INFO L87 Difference]: Start difference. First operand 89 states and 108 transitions. Second operand 16 states. [2018-04-11 16:47:25,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:25,808 INFO L93 Difference]: Finished difference Result 108 states and 130 transitions. [2018-04-11 16:47:25,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 16:47:25,809 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 60 [2018-04-11 16:47:25,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:25,809 INFO L225 Difference]: With dead ends: 108 [2018-04-11 16:47:25,809 INFO L226 Difference]: Without dead ends: 108 [2018-04-11 16:47:25,810 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=101, Invalid=711, Unknown=0, NotChecked=0, Total=812 [2018-04-11 16:47:25,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-04-11 16:47:25,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 89. [2018-04-11 16:47:25,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2018-04-11 16:47:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 108 transitions. [2018-04-11 16:47:25,812 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 108 transitions. Word has length 60 [2018-04-11 16:47:25,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:25,812 INFO L459 AbstractCegarLoop]: Abstraction has 89 states and 108 transitions. [2018-04-11 16:47:25,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 16:47:25,812 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2018-04-11 16:47:25,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 16:47:25,813 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:25,813 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:25,813 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:25,813 INFO L82 PathProgramCache]: Analyzing trace with hash -454025365, now seen corresponding path program 11 times [2018-04-11 16:47:25,813 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:25,813 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:25,813 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:25,814 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:25,814 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:25,823 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:25,842 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:25,842 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:25,842 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:25,843 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:47:25,863 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-04-11 16:47:25,863 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:25,865 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:25,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:25,871 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:25,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:25,882 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:25,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:25,891 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:26,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:26,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:26,010 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 37 treesize of output 50 [2018-04-11 16:47:26,011 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:26,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:26,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:26,033 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 40 [2018-04-11 16:47:26,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:26,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:26,052 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 35 treesize of output 38 [2018-04-11 16:47:26,052 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:26,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:26,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:26,070 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 38 [2018-04-11 16:47:26,070 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:26,084 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:26,085 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:26,185 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 8 proven. 55 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 16:47:26,185 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:26,186 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 16:47:26,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 16:47:26,186 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 16:47:26,186 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2018-04-11 16:47:26,186 INFO L87 Difference]: Start difference. First operand 89 states and 108 transitions. Second operand 16 states. [2018-04-11 16:47:26,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:26,919 INFO L93 Difference]: Finished difference Result 102 states and 122 transitions. [2018-04-11 16:47:26,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 16:47:26,919 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 60 [2018-04-11 16:47:26,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:26,920 INFO L225 Difference]: With dead ends: 102 [2018-04-11 16:47:26,920 INFO L226 Difference]: Without dead ends: 102 [2018-04-11 16:47:26,920 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=103, Invalid=709, Unknown=0, NotChecked=0, Total=812 [2018-04-11 16:47:26,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-04-11 16:47:26,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 89. [2018-04-11 16:47:26,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2018-04-11 16:47:26,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 108 transitions. [2018-04-11 16:47:26,922 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 108 transitions. Word has length 60 [2018-04-11 16:47:26,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:26,923 INFO L459 AbstractCegarLoop]: Abstraction has 89 states and 108 transitions. [2018-04-11 16:47:26,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 16:47:26,923 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2018-04-11 16:47:26,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 16:47:26,923 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:26,923 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:26,923 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:26,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1472731157, now seen corresponding path program 12 times [2018-04-11 16:47:26,923 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:26,924 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:26,924 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:26,924 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:26,924 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:26,931 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:26,943 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:26,944 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:26,944 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:26,944 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:47:26,965 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-04-11 16:47:26,965 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:26,967 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:26,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:26,994 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:27,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:27,008 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:27,028 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:27,029 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:27,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:27,230 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 35 treesize of output 38 [2018-04-11 16:47:27,230 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:27,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:27,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:27,271 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 38 [2018-04-11 16:47:27,271 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:27,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:27,290 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:27,290 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 16:47:27,291 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:27,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:27,308 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 31 treesize of output 40 [2018-04-11 16:47:27,308 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:27,325 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:27,326 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:27,363 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 10 proven. 53 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 16:47:27,363 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:27,364 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 16:47:27,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 16:47:27,364 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 16:47:27,364 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2018-04-11 16:47:27,364 INFO L87 Difference]: Start difference. First operand 89 states and 108 transitions. Second operand 16 states. [2018-04-11 16:47:28,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:28,072 INFO L93 Difference]: Finished difference Result 100 states and 120 transitions. [2018-04-11 16:47:28,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 16:47:28,072 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 60 [2018-04-11 16:47:28,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:28,073 INFO L225 Difference]: With dead ends: 100 [2018-04-11 16:47:28,073 INFO L226 Difference]: Without dead ends: 100 [2018-04-11 16:47:28,073 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=105, Invalid=707, Unknown=0, NotChecked=0, Total=812 [2018-04-11 16:47:28,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-04-11 16:47:28,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 90. [2018-04-11 16:47:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-04-11 16:47:28,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 111 transitions. [2018-04-11 16:47:28,075 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 111 transitions. Word has length 60 [2018-04-11 16:47:28,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:28,076 INFO L459 AbstractCegarLoop]: Abstraction has 90 states and 111 transitions. [2018-04-11 16:47:28,076 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 16:47:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 111 transitions. [2018-04-11 16:47:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-11 16:47:28,076 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:28,076 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:28,076 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:28,077 INFO L82 PathProgramCache]: Analyzing trace with hash -1055703767, now seen corresponding path program 13 times [2018-04-11 16:47:28,077 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:28,077 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:28,077 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:28,078 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:28,078 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:28,086 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:28,090 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:28,090 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:28,090 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:28,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:28,106 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:28,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:28,165 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:28,185 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:28,207 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,209 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 25 treesize of output 24 [2018-04-11 16:47:28,209 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:28,228 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:28,367 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:47:28,369 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,399 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 31 treesize of output 40 [2018-04-11 16:47:28,399 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,438 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 35 treesize of output 38 [2018-04-11 16:47:28,438 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:28,464 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,481 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:28,481 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:28,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,635 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,641 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 58 treesize of output 89 [2018-04-11 16:47:28,641 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:28,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,764 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,770 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 60 treesize of output 87 [2018-04-11 16:47:28,770 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:28,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:47:28,908 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:28,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:28,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:47:28,911 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:29,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,035 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-11 16:47:29,036 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:29,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:47:29,039 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:29,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 57 [2018-04-11 16:47:29,140 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:29,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,254 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 50 treesize of output 77 [2018-04-11 16:47:29,254 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:29,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,403 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 58 treesize of output 65 [2018-04-11 16:47:29,403 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:29,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,539 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:47:29,539 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:29,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:29,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:47:29,542 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:29,669 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:29,670 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:29,829 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 38 treesize of output 33 [2018-04-11 16:47:29,829 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:29,830 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 40 treesize of output 35 [2018-04-11 16:47:29,830 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:29,848 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:29,848 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:79, output treesize:69 [2018-04-11 16:47:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 65 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-11 16:47:29,906 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:29,906 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 16:47:29,906 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 16:47:29,906 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 16:47:29,907 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2018-04-11 16:47:29,907 INFO L87 Difference]: Start difference. First operand 90 states and 111 transitions. Second operand 17 states. [2018-04-11 16:47:30,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:30,770 INFO L93 Difference]: Finished difference Result 117 states and 143 transitions. [2018-04-11 16:47:30,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 16:47:30,771 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 62 [2018-04-11 16:47:30,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:30,771 INFO L225 Difference]: With dead ends: 117 [2018-04-11 16:47:30,771 INFO L226 Difference]: Without dead ends: 117 [2018-04-11 16:47:30,772 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=102, Invalid=768, Unknown=0, NotChecked=0, Total=870 [2018-04-11 16:47:30,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2018-04-11 16:47:30,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 84. [2018-04-11 16:47:30,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-11 16:47:30,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 103 transitions. [2018-04-11 16:47:30,775 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 103 transitions. Word has length 62 [2018-04-11 16:47:30,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:30,775 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 103 transitions. [2018-04-11 16:47:30,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 16:47:30,776 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2018-04-11 16:47:30,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-11 16:47:30,776 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:30,776 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:30,776 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:30,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1973052841, now seen corresponding path program 14 times [2018-04-11 16:47:30,776 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:30,776 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:30,777 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:30,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:30,777 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:30,786 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:30,791 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:30,791 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:30,791 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:30,792 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:47:30,805 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:47:30,806 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:30,808 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:30,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:30,835 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:30,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:30,849 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:30,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:30,867 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:30,868 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 25 treesize of output 24 [2018-04-11 16:47:30,869 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:30,885 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:30,886 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:31,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,008 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 35 treesize of output 38 [2018-04-11 16:47:31,009 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:47:31,038 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,072 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 31 treesize of output 40 [2018-04-11 16:47:31,072 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:31,100 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,122 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:31,122 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:31,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-04-11 16:47:31,168 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,170 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 33 treesize of output 28 [2018-04-11 16:47:31,171 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:31,192 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:55 [2018-04-11 16:47:31,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,400 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 51 treesize of output 58 [2018-04-11 16:47:31,400 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:31,482 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,483 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:47:31,484 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,570 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,578 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 45 treesize of output 72 [2018-04-11 16:47:31,579 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:31,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:47:31,694 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,697 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:47:31,698 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:47:31,784 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:31,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:31,879 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 53 treesize of output 80 [2018-04-11 16:47:31,879 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:32,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:32,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:32,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:47:32,007 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:32,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:32,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:32,009 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-11 16:47:32,010 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:32,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:32,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:32,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:32,108 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 43 treesize of output 70 [2018-04-11 16:47:32,109 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:32,227 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:32,227 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:47:32,455 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-11 16:47:32,455 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:32,455 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 16:47:32,455 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 16:47:32,456 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 16:47:32,456 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2018-04-11 16:47:32,456 INFO L87 Difference]: Start difference. First operand 84 states and 103 transitions. Second operand 18 states. [2018-04-11 16:47:33,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:33,528 INFO L93 Difference]: Finished difference Result 113 states and 137 transitions. [2018-04-11 16:47:33,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:47:33,529 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 62 [2018-04-11 16:47:33,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:33,529 INFO L225 Difference]: With dead ends: 113 [2018-04-11 16:47:33,529 INFO L226 Difference]: Without dead ends: 113 [2018-04-11 16:47:33,530 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=139, Invalid=853, Unknown=0, NotChecked=0, Total=992 [2018-04-11 16:47:33,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-04-11 16:47:33,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 90. [2018-04-11 16:47:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-04-11 16:47:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 111 transitions. [2018-04-11 16:47:33,532 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 111 transitions. Word has length 62 [2018-04-11 16:47:33,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:33,532 INFO L459 AbstractCegarLoop]: Abstraction has 90 states and 111 transitions. [2018-04-11 16:47:33,532 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 16:47:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 111 transitions. [2018-04-11 16:47:33,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-11 16:47:33,533 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:33,533 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:33,533 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:33,533 INFO L82 PathProgramCache]: Analyzing trace with hash 954347049, now seen corresponding path program 15 times [2018-04-11 16:47:33,533 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:33,533 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:33,534 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:33,534 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:33,534 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:33,545 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:33,553 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:33,553 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:33,554 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:33,554 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:47:33,580 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-11 16:47:33,580 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:33,584 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:33,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:33,598 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:33,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:33,631 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:33,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:33,659 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:33,660 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 25 treesize of output 24 [2018-04-11 16:47:33,661 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:33,679 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:33,679 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:33,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:33,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:33,789 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 37 treesize of output 50 [2018-04-11 16:47:33,789 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:33,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:33,823 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 35 treesize of output 38 [2018-04-11 16:47:33,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:33,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:33,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:33,854 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 36 treesize of output 30 [2018-04-11 16:47:33,854 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:33,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:33,882 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:33,883 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 34 treesize of output 28 [2018-04-11 16:47:33,883 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:33,906 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:33,907 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:34,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,210 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 58 treesize of output 89 [2018-04-11 16:47:34,211 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:34,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-11 16:47:34,322 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:34,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,324 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 51 treesize of output 45 [2018-04-11 16:47:34,325 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:34,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,425 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 56 treesize of output 87 [2018-04-11 16:47:34,425 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:34,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,566 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 60 treesize of output 54 [2018-04-11 16:47:34,566 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:34,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,671 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 55 treesize of output 49 [2018-04-11 16:47:34,672 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:34,673 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,675 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 49 treesize of output 43 [2018-04-11 16:47:34,675 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:34,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,782 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 54 treesize of output 77 [2018-04-11 16:47:34,782 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:34,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:34,918 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 58 treesize of output 69 [2018-04-11 16:47:34,918 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:35,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:35,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:35,051 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 57 treesize of output 51 [2018-04-11 16:47:35,052 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:35,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:35,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:35,054 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 49 treesize of output 43 [2018-04-11 16:47:35,054 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:35,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:35,181 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:35,298 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 57 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-04-11 16:47:35,298 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:35,298 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 16:47:35,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 16:47:35,298 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 16:47:35,299 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2018-04-11 16:47:35,299 INFO L87 Difference]: Start difference. First operand 90 states and 111 transitions. Second operand 17 states. [2018-04-11 16:47:36,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:36,150 INFO L93 Difference]: Finished difference Result 114 states and 138 transitions. [2018-04-11 16:47:36,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 16:47:36,151 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 62 [2018-04-11 16:47:36,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:36,151 INFO L225 Difference]: With dead ends: 114 [2018-04-11 16:47:36,151 INFO L226 Difference]: Without dead ends: 114 [2018-04-11 16:47:36,152 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2018-04-11 16:47:36,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-04-11 16:47:36,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 102. [2018-04-11 16:47:36,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-04-11 16:47:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 127 transitions. [2018-04-11 16:47:36,154 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 127 transitions. Word has length 62 [2018-04-11 16:47:36,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:36,154 INFO L459 AbstractCegarLoop]: Abstraction has 102 states and 127 transitions. [2018-04-11 16:47:36,154 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 16:47:36,154 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2018-04-11 16:47:36,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-11 16:47:36,154 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:36,154 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:36,154 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:36,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1378405929, now seen corresponding path program 16 times [2018-04-11 16:47:36,155 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:36,155 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:36,155 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:36,155 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:36,155 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:36,162 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:36,175 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:36,175 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:36,175 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:36,175 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:47:36,192 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:47:36,192 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:36,194 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:36,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:36,200 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:36,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:36,226 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:36,245 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:36,245 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:36,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,395 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 38 treesize of output 41 [2018-04-11 16:47:36,395 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:36,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,432 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 16:47:36,432 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:36,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,474 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 44 [2018-04-11 16:47:36,475 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:36,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 43 [2018-04-11 16:47:36,502 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:36,530 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:36,530 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:79, output treesize:61 [2018-04-11 16:47:36,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,720 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 60 treesize of output 91 [2018-04-11 16:47:36,721 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:36,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 66 [2018-04-11 16:47:36,858 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:36,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 60 [2018-04-11 16:47:36,861 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:36,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:36,968 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 60 treesize of output 67 [2018-04-11 16:47:36,968 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:37,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 66 [2018-04-11 16:47:37,095 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:37,097 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,097 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 58 [2018-04-11 16:47:37,098 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:37,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,223 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 62 treesize of output 89 [2018-04-11 16:47:37,223 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:37,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 60 [2018-04-11 16:47:37,389 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:37,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 68 [2018-04-11 16:47:37,392 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:37,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,540 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 58 treesize of output 89 [2018-04-11 16:47:37,541 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:37,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 64 [2018-04-11 16:47:37,713 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:37,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:37,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 58 [2018-04-11 16:47:37,716 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:37,861 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:37,862 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:241, output treesize:381 [2018-04-11 16:47:37,989 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 51 treesize of output 41 [2018-04-11 16:47:37,989 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:38,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:38,012 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 39 treesize of output 33 [2018-04-11 16:47:38,012 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:38,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:38,029 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:101, output treesize:61 [2018-04-11 16:47:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 11 proven. 61 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-11 16:47:38,147 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:38,148 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 16:47:38,148 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 16:47:38,148 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 16:47:38,148 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2018-04-11 16:47:38,148 INFO L87 Difference]: Start difference. First operand 102 states and 127 transitions. Second operand 20 states. [2018-04-11 16:47:39,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:39,075 INFO L93 Difference]: Finished difference Result 118 states and 146 transitions. [2018-04-11 16:47:39,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:47:39,075 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 62 [2018-04-11 16:47:39,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:39,076 INFO L225 Difference]: With dead ends: 118 [2018-04-11 16:47:39,076 INFO L226 Difference]: Without dead ends: 118 [2018-04-11 16:47:39,076 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=132, Invalid=990, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 16:47:39,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-04-11 16:47:39,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 91. [2018-04-11 16:47:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-11 16:47:39,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 114 transitions. [2018-04-11 16:47:39,078 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 114 transitions. Word has length 62 [2018-04-11 16:47:39,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:39,079 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 114 transitions. [2018-04-11 16:47:39,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 16:47:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2018-04-11 16:47:39,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-11 16:47:39,079 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:39,079 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:39,079 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:39,079 INFO L82 PathProgramCache]: Analyzing trace with hash 359700137, now seen corresponding path program 17 times [2018-04-11 16:47:39,079 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:39,080 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:39,080 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:39,080 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:39,080 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:39,088 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:39,091 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:39,091 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:39,091 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:39,091 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:47:39,110 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-04-11 16:47:39,110 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:39,114 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:39,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:39,122 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:39,147 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,166 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 25 treesize of output 24 [2018-04-11 16:47:39,166 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:39,168 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,193 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:39,193 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:39,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,357 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 42 treesize of output 36 [2018-04-11 16:47:39,357 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-11 16:47:39,391 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,426 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,426 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 44 treesize of output 38 [2018-04-11 16:47:39,427 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,459 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 38 treesize of output 47 [2018-04-11 16:47:39,460 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,491 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:39,492 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:87, output treesize:69 [2018-04-11 16:47:39,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,756 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 58 treesize of output 69 [2018-04-11 16:47:39,756 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:39,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:47:39,858 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,861 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:47:39,861 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:39,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:39,997 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 60 treesize of output 91 [2018-04-11 16:47:39,998 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:40,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,125 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 56 treesize of output 87 [2018-04-11 16:47:40,125 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:40,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:47:40,270 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:40,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2018-04-11 16:47:40,285 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:40,402 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:47:40,404 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:40,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,406 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-11 16:47:40,407 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:40,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 59 [2018-04-11 16:47:40,530 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:40,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:40,656 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 52 treesize of output 79 [2018-04-11 16:47:40,656 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:40,853 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:40,854 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:40,971 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-11 16:47:40,971 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:40,971 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:47:40,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:47:40,972 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:47:40,972 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:47:40,972 INFO L87 Difference]: Start difference. First operand 91 states and 114 transitions. Second operand 19 states. [2018-04-11 16:47:41,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:41,984 INFO L93 Difference]: Finished difference Result 114 states and 140 transitions. [2018-04-11 16:47:41,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 16:47:41,984 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 62 [2018-04-11 16:47:41,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:41,984 INFO L225 Difference]: With dead ends: 114 [2018-04-11 16:47:41,985 INFO L226 Difference]: Without dead ends: 114 [2018-04-11 16:47:41,985 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=129, Invalid=993, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 16:47:41,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-04-11 16:47:41,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 97. [2018-04-11 16:47:41,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-04-11 16:47:41,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 122 transitions. [2018-04-11 16:47:41,987 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 122 transitions. Word has length 62 [2018-04-11 16:47:41,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:41,987 INFO L459 AbstractCegarLoop]: Abstraction has 97 states and 122 transitions. [2018-04-11 16:47:41,987 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:47:41,988 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 122 transitions. [2018-04-11 16:47:41,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-11 16:47:41,988 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:41,988 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:41,988 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:41,988 INFO L82 PathProgramCache]: Analyzing trace with hash -993026263, now seen corresponding path program 18 times [2018-04-11 16:47:41,988 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:41,988 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:41,989 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:41,989 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:41,989 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:41,996 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:41,999 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:41,999 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:41,999 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:42,000 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:47:42,020 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-04-11 16:47:42,020 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:42,023 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:42,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:42,043 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:42,053 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,062 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:42,062 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:42,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:47:42,192 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,212 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 29 treesize of output 28 [2018-04-11 16:47:42,213 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,234 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:47:42,234 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,254 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 31 treesize of output 40 [2018-04-11 16:47:42,254 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,272 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:42,272 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:42,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,414 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 60 [2018-04-11 16:47:42,415 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,486 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 50 treesize of output 77 [2018-04-11 16:47:42,486 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:42,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,588 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 60 treesize of output 87 [2018-04-11 16:47:42,589 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:42,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,727 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 62 [2018-04-11 16:47:42,727 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,839 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 58 treesize of output 89 [2018-04-11 16:47:42,839 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:42,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,980 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 63 [2018-04-11 16:47:42,980 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:42,981 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:42,982 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 55 [2018-04-11 16:47:42,983 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:43,111 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 52 treesize of output 55 [2018-04-11 16:47:43,111 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:43,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:43,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:43,254 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 55 [2018-04-11 16:47:43,254 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:43,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:43,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:43,257 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 61 [2018-04-11 16:47:43,257 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:43,397 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:43,397 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:43,510 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 12 proven. 57 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-11 16:47:43,510 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:43,510 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 16:47:43,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 16:47:43,510 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 16:47:43,510 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2018-04-11 16:47:43,511 INFO L87 Difference]: Start difference. First operand 97 states and 122 transitions. Second operand 18 states. [2018-04-11 16:47:44,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:44,298 INFO L93 Difference]: Finished difference Result 117 states and 143 transitions. [2018-04-11 16:47:44,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:47:44,298 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 62 [2018-04-11 16:47:44,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:44,298 INFO L225 Difference]: With dead ends: 117 [2018-04-11 16:47:44,298 INFO L226 Difference]: Without dead ends: 117 [2018-04-11 16:47:44,299 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=125, Invalid=867, Unknown=0, NotChecked=0, Total=992 [2018-04-11 16:47:44,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2018-04-11 16:47:44,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 97. [2018-04-11 16:47:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-04-11 16:47:44,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 122 transitions. [2018-04-11 16:47:44,302 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 122 transitions. Word has length 62 [2018-04-11 16:47:44,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:44,302 INFO L459 AbstractCegarLoop]: Abstraction has 97 states and 122 transitions. [2018-04-11 16:47:44,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 16:47:44,302 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 122 transitions. [2018-04-11 16:47:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-11 16:47:44,302 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:44,302 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:44,303 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:44,303 INFO L82 PathProgramCache]: Analyzing trace with hash 614614375, now seen corresponding path program 19 times [2018-04-11 16:47:44,303 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:44,303 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:44,303 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:44,303 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:44,303 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:44,311 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:44,338 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:44,338 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:44,338 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:44,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:44,352 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:44,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:44,357 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:44,390 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:44,411 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,413 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 25 treesize of output 24 [2018-04-11 16:47:44,413 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:44,427 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:44,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:47:44,513 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,533 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 29 treesize of output 28 [2018-04-11 16:47:44,533 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,555 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 37 treesize of output 50 [2018-04-11 16:47:44,555 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:47:44,578 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:44,596 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:44,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,747 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 58 treesize of output 52 [2018-04-11 16:47:44,747 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:44,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,830 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 58 treesize of output 65 [2018-04-11 16:47:44,830 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:44,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:44,958 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 56 treesize of output 50 [2018-04-11 16:47:44,958 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:45,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,051 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 60 treesize of output 87 [2018-04-11 16:47:45,051 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:45,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,172 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,172 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 51 treesize of output 45 [2018-04-11 16:47:45,172 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:45,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,174 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 59 treesize of output 53 [2018-04-11 16:47:45,175 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:45,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,277 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,277 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 49 treesize of output 43 [2018-04-11 16:47:45,277 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:45,279 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,280 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 57 treesize of output 51 [2018-04-11 16:47:45,280 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:45,377 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,384 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 50 treesize of output 77 [2018-04-11 16:47:45,384 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:45,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,516 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 52 treesize of output 79 [2018-04-11 16:47:45,516 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:45,649 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:45,649 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:45,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:45,975 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 56 treesize of output 87 [2018-04-11 16:47:45,976 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:46,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,093 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 58 treesize of output 65 [2018-04-11 16:47:46,093 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:46,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,224 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 60 treesize of output 87 [2018-04-11 16:47:46,224 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:46,367 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,368 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 51 treesize of output 45 [2018-04-11 16:47:46,368 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:46,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-04-11 16:47:46,371 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:46,489 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,490 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 49 treesize of output 43 [2018-04-11 16:47:46,491 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:46,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,493 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 57 treesize of output 51 [2018-04-11 16:47:46,493 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:46,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,606 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 58 treesize of output 52 [2018-04-11 16:47:46,606 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:46,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,713 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 55 treesize of output 49 [2018-04-11 16:47:46,713 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:46,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,716 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 49 treesize of output 43 [2018-04-11 16:47:46,716 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:46,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:46,829 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 52 treesize of output 79 [2018-04-11 16:47:46,830 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:46,967 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:46,967 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:47,092 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 12 proven. 61 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 16:47:47,092 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:47,093 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 16:47:47,093 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 16:47:47,093 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 16:47:47,093 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2018-04-11 16:47:47,093 INFO L87 Difference]: Start difference. First operand 97 states and 122 transitions. Second operand 20 states. [2018-04-11 16:47:47,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:47,998 INFO L93 Difference]: Finished difference Result 116 states and 142 transitions. [2018-04-11 16:47:47,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 16:47:47,998 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 64 [2018-04-11 16:47:47,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:47,999 INFO L225 Difference]: With dead ends: 116 [2018-04-11 16:47:47,999 INFO L226 Difference]: Without dead ends: 116 [2018-04-11 16:47:47,999 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=128, Invalid=1062, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 16:47:47,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-04-11 16:47:48,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 79. [2018-04-11 16:47:48,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-04-11 16:47:48,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 98 transitions. [2018-04-11 16:47:48,003 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 98 transitions. Word has length 64 [2018-04-11 16:47:48,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:48,003 INFO L459 AbstractCegarLoop]: Abstraction has 79 states and 98 transitions. [2018-04-11 16:47:48,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 16:47:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2018-04-11 16:47:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-11 16:47:48,004 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:48,004 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:48,004 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:48,004 INFO L82 PathProgramCache]: Analyzing trace with hash -226821881, now seen corresponding path program 4 times [2018-04-11 16:47:48,004 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:48,004 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:48,005 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:48,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:48,005 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:48,012 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:48,065 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-11 16:47:48,066 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:48,066 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:48,066 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:47:48,075 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:47:48,076 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:48,078 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-11 16:47:48,120 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:47:48,121 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-04-11 16:47:48,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 16:47:48,121 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 16:47:48,121 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2018-04-11 16:47:48,121 INFO L87 Difference]: Start difference. First operand 79 states and 98 transitions. Second operand 13 states. [2018-04-11 16:47:48,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:48,176 INFO L93 Difference]: Finished difference Result 96 states and 119 transitions. [2018-04-11 16:47:48,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 16:47:48,176 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 64 [2018-04-11 16:47:48,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:48,177 INFO L225 Difference]: With dead ends: 96 [2018-04-11 16:47:48,177 INFO L226 Difference]: Without dead ends: 96 [2018-04-11 16:47:48,177 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2018-04-11 16:47:48,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-04-11 16:47:48,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 87. [2018-04-11 16:47:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-04-11 16:47:48,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 106 transitions. [2018-04-11 16:47:48,180 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 106 transitions. Word has length 64 [2018-04-11 16:47:48,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:48,180 INFO L459 AbstractCegarLoop]: Abstraction has 87 states and 106 transitions. [2018-04-11 16:47:48,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 16:47:48,180 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 106 transitions. [2018-04-11 16:47:48,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-11 16:47:48,181 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:48,181 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:48,181 INFO L408 AbstractCegarLoop]: === Iteration 36 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:48,181 INFO L82 PathProgramCache]: Analyzing trace with hash -87298337, now seen corresponding path program 20 times [2018-04-11 16:47:48,181 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:48,181 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:48,182 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:48,182 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:48,182 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:48,191 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:48,239 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:48,239 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:48,240 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:48,240 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:47:48,256 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:47:48,256 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:48,259 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:48,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:48,267 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:48,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:48,284 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:48,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:48,286 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:48,303 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 25 treesize of output 24 [2018-04-11 16:47:48,303 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:48,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:48,319 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:48,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:48,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:48,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:47:48,424 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:48,450 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 29 treesize of output 28 [2018-04-11 16:47:48,451 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:48,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:48,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:48,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:47:48,472 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:48,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:48,490 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 31 treesize of output 40 [2018-04-11 16:47:48,491 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:48,512 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:48,512 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:48,811 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 5 proven. 89 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-11 16:47:48,811 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:48,811 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 16:47:48,811 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 16:47:48,811 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 16:47:48,811 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2018-04-11 16:47:48,812 INFO L87 Difference]: Start difference. First operand 87 states and 106 transitions. Second operand 17 states. [2018-04-11 16:47:49,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:49,718 INFO L93 Difference]: Finished difference Result 112 states and 136 transitions. [2018-04-11 16:47:49,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 16:47:49,718 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 70 [2018-04-11 16:47:49,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:49,719 INFO L225 Difference]: With dead ends: 112 [2018-04-11 16:47:49,719 INFO L226 Difference]: Without dead ends: 112 [2018-04-11 16:47:49,719 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=125, Invalid=745, Unknown=0, NotChecked=0, Total=870 [2018-04-11 16:47:49,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-04-11 16:47:49,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 107. [2018-04-11 16:47:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-04-11 16:47:49,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 132 transitions. [2018-04-11 16:47:49,722 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 132 transitions. Word has length 70 [2018-04-11 16:47:49,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:49,722 INFO L459 AbstractCegarLoop]: Abstraction has 107 states and 132 transitions. [2018-04-11 16:47:49,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 16:47:49,722 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2018-04-11 16:47:49,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-11 16:47:49,723 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:49,723 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:49,723 INFO L408 AbstractCegarLoop]: === Iteration 37 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:49,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1487525727, now seen corresponding path program 21 times [2018-04-11 16:47:49,723 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:49,723 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:49,724 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:49,724 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:49,724 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:49,730 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:49,733 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:49,734 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:49,734 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:49,734 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:47:49,758 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-11 16:47:49,759 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:49,761 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:49,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:49,795 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:49,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:49,807 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:49,817 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:49,818 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:49,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:49,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:49,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:47:49,936 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:49,952 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 29 treesize of output 28 [2018-04-11 16:47:49,952 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:49,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:49,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:49,969 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 37 treesize of output 50 [2018-04-11 16:47:49,969 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:49,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:49,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:49,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:47:49,987 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:50,001 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:50,001 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:50,182 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 48 treesize of output 43 [2018-04-11 16:47:50,182 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:50,202 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 33 treesize of output 28 [2018-04-11 16:47:50,203 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:50,215 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:50,215 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:99, output treesize:55 [2018-04-11 16:47:50,305 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 15 proven. 89 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 16:47:50,305 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:50,305 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:47:50,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:47:50,305 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:47:50,305 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:47:50,305 INFO L87 Difference]: Start difference. First operand 107 states and 132 transitions. Second operand 19 states. [2018-04-11 16:47:51,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:51,194 INFO L93 Difference]: Finished difference Result 136 states and 166 transitions. [2018-04-11 16:47:51,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 16:47:51,194 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 70 [2018-04-11 16:47:51,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:51,195 INFO L225 Difference]: With dead ends: 136 [2018-04-11 16:47:51,195 INFO L226 Difference]: Without dead ends: 136 [2018-04-11 16:47:51,195 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=125, Invalid=1065, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 16:47:51,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-04-11 16:47:51,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 119. [2018-04-11 16:47:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-04-11 16:47:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 148 transitions. [2018-04-11 16:47:51,198 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 148 transitions. Word has length 70 [2018-04-11 16:47:51,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:51,198 INFO L459 AbstractCegarLoop]: Abstraction has 119 states and 148 transitions. [2018-04-11 16:47:51,198 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:47:51,198 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 148 transitions. [2018-04-11 16:47:51,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-11 16:47:51,198 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:51,198 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:51,198 INFO L408 AbstractCegarLoop]: === Iteration 38 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, 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__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:51,199 INFO L82 PathProgramCache]: Analyzing trace with hash 2126012383, now seen corresponding path program 22 times [2018-04-11 16:47:51,199 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:51,199 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:51,200 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:51,200 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:51,200 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:51,206 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:51,209 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:51,209 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:51,209 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:51,209 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:47:51,222 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:47:51,222 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:51,224 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:51,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:51,253 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:51,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:51,267 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:51,278 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:51,278 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:51,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:51,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:51,452 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 16:47:51,452 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:51,469 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:51,469 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 31 treesize of output 40 [2018-04-11 16:47:51,470 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:51,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:51,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:51,488 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 39 [2018-04-11 16:47:51,488 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:51,503 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 29 treesize of output 28 [2018-04-11 16:47:51,503 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:51,516 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:51,517 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:51,684 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 11 proven. 93 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 16:47:51,684 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:51,684 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 16:47:51,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 16:47:51,685 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 16:47:51,685 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2018-04-11 16:47:51,685 INFO L87 Difference]: Start difference. First operand 119 states and 148 transitions. Second operand 18 states. [2018-04-11 16:47:52,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:52,476 INFO L93 Difference]: Finished difference Result 147 states and 181 transitions. [2018-04-11 16:47:52,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:47:52,476 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 70 [2018-04-11 16:47:52,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:52,477 INFO L225 Difference]: With dead ends: 147 [2018-04-11 16:47:52,477 INFO L226 Difference]: Without dead ends: 147 [2018-04-11 16:47:52,477 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=128, Invalid=864, Unknown=0, NotChecked=0, Total=992 [2018-04-11 16:47:52,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-04-11 16:47:52,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 119. [2018-04-11 16:47:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-04-11 16:47:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 148 transitions. [2018-04-11 16:47:52,480 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 148 transitions. Word has length 70 [2018-04-11 16:47:52,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:52,481 INFO L459 AbstractCegarLoop]: Abstraction has 119 states and 148 transitions. [2018-04-11 16:47:52,481 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 16:47:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 148 transitions. [2018-04-11 16:47:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-11 16:47:52,482 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:52,482 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:52,482 INFO L408 AbstractCegarLoop]: === Iteration 39 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:52,482 INFO L82 PathProgramCache]: Analyzing trace with hash 859801695, now seen corresponding path program 23 times [2018-04-11 16:47:52,482 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:52,482 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:52,483 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:52,483 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:52,483 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:52,493 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:52,499 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:52,499 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:52,499 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:52,500 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:47:52,525 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-04-11 16:47:52,525 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:52,529 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:52,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:47:52,553 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:47:52,567 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,580 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:52,580 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:47:52,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16:47:52,667 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,670 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:12 [2018-04-11 16:47:52,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:52,757 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 35 treesize of output 38 [2018-04-11 16:47:52,757 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:52,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:52,776 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 37 treesize of output 50 [2018-04-11 16:47:52,776 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:52,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:52,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:52,795 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:52,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:52,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:47:52,812 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,826 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:52,826 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:52,864 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 31 treesize of output 26 [2018-04-11 16:47:52,865 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,866 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 33 treesize of output 28 [2018-04-11 16:47:52,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:52,882 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:52,882 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:55 [2018-04-11 16:47:52,941 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 11 proven. 89 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-04-11 16:47:52,942 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:52,942 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:47:52,942 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:47:52,942 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:47:52,942 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:47:52,943 INFO L87 Difference]: Start difference. First operand 119 states and 148 transitions. Second operand 19 states. [2018-04-11 16:47:53,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:53,855 INFO L93 Difference]: Finished difference Result 132 states and 162 transitions. [2018-04-11 16:47:53,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 16:47:53,855 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 70 [2018-04-11 16:47:53,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:53,856 INFO L225 Difference]: With dead ends: 132 [2018-04-11 16:47:53,856 INFO L226 Difference]: Without dead ends: 132 [2018-04-11 16:47:53,856 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=132, Invalid=1058, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 16:47:53,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-04-11 16:47:53,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 119. [2018-04-11 16:47:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-04-11 16:47:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 148 transitions. [2018-04-11 16:47:53,859 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 148 transitions. Word has length 70 [2018-04-11 16:47:53,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:53,859 INFO L459 AbstractCegarLoop]: Abstraction has 119 states and 148 transitions. [2018-04-11 16:47:53,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:47:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 148 transitions. [2018-04-11 16:47:53,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-11 16:47:53,860 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:53,860 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:53,860 INFO L408 AbstractCegarLoop]: === Iteration 40 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:53,860 INFO L82 PathProgramCache]: Analyzing trace with hash -158904097, now seen corresponding path program 24 times [2018-04-11 16:47:53,861 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:53,861 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:53,861 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:53,861 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:53,861 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:53,868 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:53,871 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:53,871 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:53,871 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:53,871 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:47:53,892 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2018-04-11 16:47:53,893 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:53,897 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:53,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:53,920 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:53,938 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 25 treesize of output 24 [2018-04-11 16:47:53,939 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:53,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:53,940 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:53,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:53,966 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:53,985 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:53,986 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:54,164 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:54,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:54,165 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 42 treesize of output 36 [2018-04-11 16:47:54,165 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:54,200 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 36 treesize of output 35 [2018-04-11 16:47:54,201 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:54,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:54,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:54,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 57 [2018-04-11 16:47:54,221 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:54,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:54,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:54,244 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 43 treesize of output 37 [2018-04-11 16:47:54,244 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:54,262 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:54,262 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:87, output treesize:69 [2018-04-11 16:47:54,305 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 5 proven. 81 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-04-11 16:47:54,305 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:54,305 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 16:47:54,306 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 16:47:54,306 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 16:47:54,306 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2018-04-11 16:47:54,306 INFO L87 Difference]: Start difference. First operand 119 states and 148 transitions. Second operand 16 states. [2018-04-11 16:47:55,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:55,020 INFO L93 Difference]: Finished difference Result 136 states and 166 transitions. [2018-04-11 16:47:55,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 16:47:55,021 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 70 [2018-04-11 16:47:55,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:55,021 INFO L225 Difference]: With dead ends: 136 [2018-04-11 16:47:55,021 INFO L226 Difference]: Without dead ends: 136 [2018-04-11 16:47:55,022 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=135, Invalid=735, Unknown=0, NotChecked=0, Total=870 [2018-04-11 16:47:55,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-04-11 16:47:55,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 120. [2018-04-11 16:47:55,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-04-11 16:47:55,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 151 transitions. [2018-04-11 16:47:55,025 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 151 transitions. Word has length 70 [2018-04-11 16:47:55,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:55,025 INFO L459 AbstractCegarLoop]: Abstraction has 120 states and 151 transitions. [2018-04-11 16:47:55,025 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 16:47:55,025 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2018-04-11 16:47:55,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-11 16:47:55,026 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:55,026 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:55,026 INFO L408 AbstractCegarLoop]: === Iteration 41 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:55,026 INFO L82 PathProgramCache]: Analyzing trace with hash 890759197, now seen corresponding path program 25 times [2018-04-11 16:47:55,026 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:55,026 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:55,027 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:55,027 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:47:55,027 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:55,036 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:55,042 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:55,043 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:55,043 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:55,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:55,063 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:55,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:55,083 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:55,096 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,109 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 25 treesize of output 24 [2018-04-11 16:47:55,109 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:55,110 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,121 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:55,121 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:55,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,197 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 37 treesize of output 50 [2018-04-11 16:47:55,197 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,220 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 35 treesize of output 38 [2018-04-11 16:47:55,221 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,243 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 34 treesize of output 28 [2018-04-11 16:47:55,243 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,263 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,263 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 36 treesize of output 30 [2018-04-11 16:47:55,263 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,280 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:55,280 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:55,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,394 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,399 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 49 treesize of output 80 [2018-04-11 16:47:55,399 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:55,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,488 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 42 treesize of output 36 [2018-04-11 16:47:55,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,490 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 48 treesize of output 42 [2018-04-11 16:47:55,491 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,568 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 51 treesize of output 62 [2018-04-11 16:47:55,569 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:55,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,663 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 50 treesize of output 44 [2018-04-11 16:47:55,663 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,665 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 42 treesize of output 36 [2018-04-11 16:47:55,665 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,753 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 51 treesize of output 82 [2018-04-11 16:47:55,753 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:55,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,865 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 53 treesize of output 47 [2018-04-11 16:47:55,865 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,966 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 50 treesize of output 44 [2018-04-11 16:47:55,966 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:55,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:55,969 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 44 treesize of output 38 [2018-04-11 16:47:55,969 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:56,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:56,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:56,080 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 47 treesize of output 70 [2018-04-11 16:47:56,080 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:56,201 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:56,201 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:47:56,410 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 38 treesize of output 33 [2018-04-11 16:47:56,410 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:56,429 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 40 treesize of output 35 [2018-04-11 16:47:56,429 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:56,460 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:56,460 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:79, output treesize:69 [2018-04-11 16:47:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 99 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 16:47:56,558 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:56,558 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 16:47:56,559 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 16:47:56,559 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 16:47:56,559 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2018-04-11 16:47:56,559 INFO L87 Difference]: Start difference. First operand 120 states and 151 transitions. Second operand 20 states. [2018-04-11 16:47:57,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:47:57,818 INFO L93 Difference]: Finished difference Result 151 states and 187 transitions. [2018-04-11 16:47:57,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 16:47:57,819 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 72 [2018-04-11 16:47:57,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:47:57,820 INFO L225 Difference]: With dead ends: 151 [2018-04-11 16:47:57,820 INFO L226 Difference]: Without dead ends: 151 [2018-04-11 16:47:57,820 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=175, Invalid=1085, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 16:47:57,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-04-11 16:47:57,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 102. [2018-04-11 16:47:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-04-11 16:47:57,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 127 transitions. [2018-04-11 16:47:57,824 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 127 transitions. Word has length 72 [2018-04-11 16:47:57,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:47:57,825 INFO L459 AbstractCegarLoop]: Abstraction has 102 states and 127 transitions. [2018-04-11 16:47:57,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 16:47:57,825 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2018-04-11 16:47:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-11 16:47:57,825 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:47:57,826 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:47:57,826 INFO L408 AbstractCegarLoop]: === Iteration 42 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:47:57,826 INFO L82 PathProgramCache]: Analyzing trace with hash -755670627, now seen corresponding path program 26 times [2018-04-11 16:47:57,826 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:47:57,826 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:47:57,827 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:57,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:47:57,827 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:47:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:47:57,838 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:47:57,859 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:47:57,860 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:47:57,860 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:47:57,860 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:47:57,874 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:47:57,874 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:47:57,876 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:47:57,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:47:57,886 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:57,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:47:57,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:57,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:47:57,926 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:57,927 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 25 treesize of output 24 [2018-04-11 16:47:57,928 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:57,939 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:47:57,939 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:47:58,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:47:58,021 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:58,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,042 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 35 treesize of output 38 [2018-04-11 16:47:58,042 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:58,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,064 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 31 treesize of output 40 [2018-04-11 16:47:58,064 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:58,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:47:58,087 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:58,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:58,126 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:47:58,326 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 31 treesize of output 26 [2018-04-11 16:47:58,326 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:58,328 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 33 treesize of output 28 [2018-04-11 16:47:58,328 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:58,358 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:47:58,358 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:55 [2018-04-11 16:47:58,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,596 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 60 treesize of output 87 [2018-04-11 16:47:58,596 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:58,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,745 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,752 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 58 treesize of output 89 [2018-04-11 16:47:58,753 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:58,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:47:58,884 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:58,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:58,887 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-11 16:47:58,888 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:59,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,019 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 58 treesize of output 65 [2018-04-11 16:47:59,019 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:59,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:47:59,166 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:59,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:47:59,169 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:59,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:47:59,287 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:59,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,290 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:47:59,290 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:59,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,414 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 56 treesize of output 87 [2018-04-11 16:47:59,414 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:47:59,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2018-04-11 16:47:59,576 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:59,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:47:59,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:47:59,579 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:47:59,700 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:47:59,701 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:47:59,845 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 93 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-04-11 16:47:59,845 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:47:59,845 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 16:47:59,845 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 16:47:59,845 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 16:47:59,845 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2018-04-11 16:47:59,846 INFO L87 Difference]: Start difference. First operand 102 states and 127 transitions. Second operand 18 states. [2018-04-11 16:48:01,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:01,150 INFO L93 Difference]: Finished difference Result 135 states and 165 transitions. [2018-04-11 16:48:01,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 16:48:01,150 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 72 [2018-04-11 16:48:01,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:01,151 INFO L225 Difference]: With dead ends: 135 [2018-04-11 16:48:01,151 INFO L226 Difference]: Without dead ends: 135 [2018-04-11 16:48:01,152 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=170, Invalid=1020, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 16:48:01,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-04-11 16:48:01,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 120. [2018-04-11 16:48:01,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-04-11 16:48:01,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 151 transitions. [2018-04-11 16:48:01,155 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 151 transitions. Word has length 72 [2018-04-11 16:48:01,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:01,156 INFO L459 AbstractCegarLoop]: Abstraction has 120 states and 151 transitions. [2018-04-11 16:48:01,156 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 16:48:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2018-04-11 16:48:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-11 16:48:01,156 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:01,156 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:01,157 INFO L408 AbstractCegarLoop]: === Iteration 43 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:01,157 INFO L82 PathProgramCache]: Analyzing trace with hash 821766685, now seen corresponding path program 27 times [2018-04-11 16:48:01,157 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:01,157 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:01,157 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:01,158 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:01,158 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:01,166 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:01,171 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:01,171 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:01,171 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:01,172 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:48:01,204 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-11 16:48:01,204 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:01,208 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:01,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:01,216 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:01,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:01,236 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:01,238 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 25 treesize of output 24 [2018-04-11 16:48:01,238 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:01,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:01,256 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:01,272 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:01,273 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:01,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:01,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:01,453 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 35 treesize of output 29 [2018-04-11 16:48:01,453 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:01,527 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 29 treesize of output 28 [2018-04-11 16:48:01,528 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:01,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:01,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:01,557 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 37 treesize of output 50 [2018-04-11 16:48:01,558 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:01,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:01,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:01,589 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 36 treesize of output 30 [2018-04-11 16:48:01,589 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:01,659 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:01,659 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:01,793 WARN L148 SmtUtils]: Spent 113ms on a formula simplification that was a NOOP. DAG size: 35 [2018-04-11 16:48:02,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,320 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 60 treesize of output 54 [2018-04-11 16:48:02,320 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:02,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,395 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 56 treesize of output 87 [2018-04-11 16:48:02,396 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:02,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,494 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 55 treesize of output 49 [2018-04-11 16:48:02,494 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:02,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,496 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 49 treesize of output 43 [2018-04-11 16:48:02,496 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:02,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,576 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 58 treesize of output 52 [2018-04-11 16:48:02,576 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:02,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,663 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 52 treesize of output 79 [2018-04-11 16:48:02,663 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:02,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,779 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 54 treesize of output 77 [2018-04-11 16:48:02,780 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:02,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:02,904 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 58 treesize of output 52 [2018-04-11 16:48:02,904 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:03,011 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 52 treesize of output 59 [2018-04-11 16:48:03,011 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:03,130 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:03,130 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:48:03,247 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 95 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-04-11 16:48:03,247 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:03,247 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 16:48:03,248 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 16:48:03,248 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 16:48:03,248 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2018-04-11 16:48:03,248 INFO L87 Difference]: Start difference. First operand 120 states and 151 transitions. Second operand 21 states. [2018-04-11 16:48:04,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:04,452 INFO L93 Difference]: Finished difference Result 153 states and 187 transitions. [2018-04-11 16:48:04,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 16:48:04,452 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 72 [2018-04-11 16:48:04,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:04,453 INFO L225 Difference]: With dead ends: 153 [2018-04-11 16:48:04,453 INFO L226 Difference]: Without dead ends: 153 [2018-04-11 16:48:04,453 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 49 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=166, Invalid=1240, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 16:48:04,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-04-11 16:48:04,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 120. [2018-04-11 16:48:04,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-04-11 16:48:04,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 151 transitions. [2018-04-11 16:48:04,457 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 151 transitions. Word has length 72 [2018-04-11 16:48:04,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:04,458 INFO L459 AbstractCegarLoop]: Abstraction has 120 states and 151 transitions. [2018-04-11 16:48:04,458 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 16:48:04,458 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2018-04-11 16:48:04,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-11 16:48:04,459 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:04,459 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:04,459 INFO L408 AbstractCegarLoop]: === Iteration 44 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:04,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1245825565, now seen corresponding path program 28 times [2018-04-11 16:48:04,459 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:04,459 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:04,460 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:04,460 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:04,460 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:04,472 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:04,503 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:04,503 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:04,504 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:04,504 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:48:04,530 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:48:04,530 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:04,534 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:04,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:04,542 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:04,564 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:04,576 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,577 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 25 treesize of output 24 [2018-04-11 16:48:04,577 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,588 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:04,588 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:04,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,712 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 35 treesize of output 29 [2018-04-11 16:48:04,712 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,735 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 37 treesize of output 31 [2018-04-11 16:48:04,735 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,753 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 29 treesize of output 28 [2018-04-11 16:48:04,753 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,770 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 31 treesize of output 40 [2018-04-11 16:48:04,770 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,787 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:04,787 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:04,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,912 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 49 treesize of output 43 [2018-04-11 16:48:04,912 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:04,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,972 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:04,978 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 43 treesize of output 70 [2018-04-11 16:48:04,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:05,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,072 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 53 treesize of output 47 [2018-04-11 16:48:05,072 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:05,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,156 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 47 treesize of output 74 [2018-04-11 16:48:05,156 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:05,264 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,265 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 51 treesize of output 45 [2018-04-11 16:48:05,265 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:05,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,352 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 51 treesize of output 45 [2018-04-11 16:48:05,352 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:05,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:05,444 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 45 treesize of output 72 [2018-04-11 16:48:05,445 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:05,561 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 45 treesize of output 52 [2018-04-11 16:48:05,561 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:05,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:05,674 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:05,778 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 38 treesize of output 33 [2018-04-11 16:48:05,779 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:05,780 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 40 treesize of output 35 [2018-04-11 16:48:05,780 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:05,804 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:05,804 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:79, output treesize:69 [2018-04-11 16:48:05,936 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 5 proven. 99 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-04-11 16:48:05,936 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:05,936 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:48:05,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:48:05,937 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:48:05,937 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:48:05,937 INFO L87 Difference]: Start difference. First operand 120 states and 151 transitions. Second operand 19 states. [2018-04-11 16:48:06,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:06,914 INFO L93 Difference]: Finished difference Result 146 states and 180 transitions. [2018-04-11 16:48:06,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:48:06,914 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 72 [2018-04-11 16:48:06,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:06,915 INFO L225 Difference]: With dead ends: 146 [2018-04-11 16:48:06,915 INFO L226 Difference]: Without dead ends: 146 [2018-04-11 16:48:06,915 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 52 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=137, Invalid=919, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 16:48:06,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-11 16:48:06,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 115. [2018-04-11 16:48:06,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-04-11 16:48:06,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 146 transitions. [2018-04-11 16:48:06,917 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 146 transitions. Word has length 72 [2018-04-11 16:48:06,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:06,917 INFO L459 AbstractCegarLoop]: Abstraction has 115 states and 146 transitions. [2018-04-11 16:48:06,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:48:06,917 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2018-04-11 16:48:06,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-11 16:48:06,918 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:06,918 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:06,918 INFO L408 AbstractCegarLoop]: === Iteration 45 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:06,918 INFO L82 PathProgramCache]: Analyzing trace with hash 227119773, now seen corresponding path program 29 times [2018-04-11 16:48:06,918 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:06,918 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:06,919 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:06,919 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:06,919 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:06,924 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:06,941 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:06,941 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:06,942 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:06,942 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:48:06,956 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-04-11 16:48:06,956 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:06,959 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:06,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:06,972 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:06,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:06,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:06,992 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:06,992 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:07,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:48:07,175 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:07,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,196 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 37 treesize of output 50 [2018-04-11 16:48:07,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:07,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 16:48:07,224 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:07,241 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 29 treesize of output 28 [2018-04-11 16:48:07,242 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:07,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:07,256 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:07,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,479 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 51 treesize of output 58 [2018-04-11 16:48:07,480 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:07,573 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,582 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 49 treesize of output 80 [2018-04-11 16:48:07,582 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:07,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2018-04-11 16:48:07,726 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:07,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:07,728 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:07,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,826 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,826 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:48:07,827 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:07,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:07,829 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:07,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,919 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:07,941 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 51 treesize of output 82 [2018-04-11 16:48:07,942 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:08,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:48:08,071 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:08,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:48:08,074 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:08,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,190 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 53 treesize of output 80 [2018-04-11 16:48:08,191 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:08,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,344 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-11 16:48:08,344 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:08,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:08,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:48:08,347 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:08,467 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:08,467 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:08,584 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 21 proven. 87 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 16:48:08,584 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:08,584 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:48:08,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:48:08,585 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:48:08,585 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:48:08,585 INFO L87 Difference]: Start difference. First operand 115 states and 146 transitions. Second operand 19 states. [2018-04-11 16:48:09,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:09,453 INFO L93 Difference]: Finished difference Result 130 states and 162 transitions. [2018-04-11 16:48:09,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 16:48:09,453 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 72 [2018-04-11 16:48:09,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:09,453 INFO L225 Difference]: With dead ends: 130 [2018-04-11 16:48:09,454 INFO L226 Difference]: Without dead ends: 130 [2018-04-11 16:48:09,454 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 52 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=123, Invalid=999, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 16:48:09,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-04-11 16:48:09,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 109. [2018-04-11 16:48:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-04-11 16:48:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 138 transitions. [2018-04-11 16:48:09,457 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 138 transitions. Word has length 72 [2018-04-11 16:48:09,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:09,457 INFO L459 AbstractCegarLoop]: Abstraction has 109 states and 138 transitions. [2018-04-11 16:48:09,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:48:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2018-04-11 16:48:09,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-11 16:48:09,458 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:09,458 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:09,458 INFO L408 AbstractCegarLoop]: === Iteration 46 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:09,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1125606627, now seen corresponding path program 30 times [2018-04-11 16:48:09,458 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:09,458 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:09,459 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:09,459 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:09,459 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:09,467 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:09,500 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:09,500 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:09,500 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:09,501 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:48:09,527 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2018-04-11 16:48:09,528 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:09,531 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:09,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:09,539 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:09,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:09,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:09,567 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:09,567 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:09,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:09,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 44 [2018-04-11 16:48:09,769 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:09,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:09,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:09,794 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 40 treesize of output 44 [2018-04-11 16:48:09,794 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:09,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:09,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:09,821 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 43 treesize of output 47 [2018-04-11 16:48:09,821 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:09,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:09,846 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 41 treesize of output 50 [2018-04-11 16:48:09,846 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:09,869 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:09,869 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:85, output treesize:75 [2018-04-11 16:48:10,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 81 [2018-04-11 16:48:10,040 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:10,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 58 [2018-04-11 16:48:10,129 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:10,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 57 [2018-04-11 16:48:10,195 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:10,264 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,264 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 70 [2018-04-11 16:48:10,265 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:10,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2018-04-11 16:48:10,331 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:10,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 60 [2018-04-11 16:48:10,394 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:10,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:10,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 70 [2018-04-11 16:48:10,455 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:10,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48 [2018-04-11 16:48:10,514 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:10,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 16 dim-0 vars, and 4 xjuncts. [2018-04-11 16:48:10,563 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:225, output treesize:177 [2018-04-11 16:48:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 17 proven. 90 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-11 16:48:10,713 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:10,713 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:48:10,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:48:10,713 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:48:10,714 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:48:10,714 INFO L87 Difference]: Start difference. First operand 109 states and 138 transitions. Second operand 19 states. [2018-04-11 16:48:11,798 WARN L151 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 100 DAG size of output 100 [2018-04-11 16:48:11,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:11,831 INFO L93 Difference]: Finished difference Result 125 states and 155 transitions. [2018-04-11 16:48:11,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:48:11,831 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 72 [2018-04-11 16:48:11,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:11,831 INFO L225 Difference]: With dead ends: 125 [2018-04-11 16:48:11,831 INFO L226 Difference]: Without dead ends: 125 [2018-04-11 16:48:11,832 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=127, Invalid=929, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 16:48:11,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-04-11 16:48:11,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 109. [2018-04-11 16:48:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-04-11 16:48:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 138 transitions. [2018-04-11 16:48:11,833 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 138 transitions. Word has length 72 [2018-04-11 16:48:11,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:11,834 INFO L459 AbstractCegarLoop]: Abstraction has 109 states and 138 transitions. [2018-04-11 16:48:11,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:48:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2018-04-11 16:48:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-11 16:48:11,834 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:11,834 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:11,834 INFO L408 AbstractCegarLoop]: === Iteration 47 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:11,834 INFO L82 PathProgramCache]: Analyzing trace with hash 701177051, now seen corresponding path program 31 times [2018-04-11 16:48:11,834 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:11,834 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:11,835 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:11,835 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:11,835 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:11,843 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:11,846 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:11,846 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:11,846 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:11,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:48:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:11,860 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:11,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:11,879 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:11,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:11,894 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:11,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:11,895 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:11,909 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 25 treesize of output 24 [2018-04-11 16:48:11,909 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:11,921 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:11,921 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:12,014 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,015 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:48:12,016 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,036 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 29 treesize of output 28 [2018-04-11 16:48:12,036 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:48:12,058 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,077 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 31 treesize of output 40 [2018-04-11 16:48:12,078 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,096 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:12,097 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:12,288 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,289 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 54 [2018-04-11 16:48:12,289 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,374 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 51 treesize of output 58 [2018-04-11 16:48:12,374 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:12,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:12,476 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,478 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,478 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,479 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:48:12,479 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,573 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 47 treesize of output 70 [2018-04-11 16:48:12,574 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:12,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:12,680 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:48:12,767 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:12,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,863 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 45 treesize of output 72 [2018-04-11 16:48:12,863 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:12,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:12,976 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 43 treesize of output 70 [2018-04-11 16:48:12,977 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:13,090 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:13,090 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:13,295 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,303 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 58 treesize of output 89 [2018-04-11 16:48:13,304 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:13,412 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,412 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:13,413 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:13,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:48:13,417 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:13,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,516 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,516 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,521 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 60 treesize of output 87 [2018-04-11 16:48:13,522 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:13,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:13,645 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:13,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,648 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-11 16:48:13,648 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:13,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 57 [2018-04-11 16:48:13,754 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:13,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:13,858 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 59 [2018-04-11 16:48:13,858 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:13,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 55 [2018-04-11 16:48:13,960 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:14,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:14,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:14,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:14,077 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 50 treesize of output 77 [2018-04-11 16:48:14,078 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:14,221 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:14,221 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:48:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 9 proven. 95 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-11 16:48:14,357 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:14,357 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 16:48:14,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 16:48:14,357 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 16:48:14,357 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2018-04-11 16:48:14,357 INFO L87 Difference]: Start difference. First operand 109 states and 138 transitions. Second operand 20 states. [2018-04-11 16:48:15,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:15,567 INFO L93 Difference]: Finished difference Result 149 states and 183 transitions. [2018-04-11 16:48:15,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 16:48:15,567 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 74 [2018-04-11 16:48:15,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:15,568 INFO L225 Difference]: With dead ends: 149 [2018-04-11 16:48:15,568 INFO L226 Difference]: Without dead ends: 149 [2018-04-11 16:48:15,568 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 53 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=162, Invalid=1098, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 16:48:15,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-04-11 16:48:15,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 103. [2018-04-11 16:48:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-04-11 16:48:15,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 130 transitions. [2018-04-11 16:48:15,570 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 130 transitions. Word has length 74 [2018-04-11 16:48:15,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:15,571 INFO L459 AbstractCegarLoop]: Abstraction has 103 states and 130 transitions. [2018-04-11 16:48:15,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 16:48:15,571 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 130 transitions. [2018-04-11 16:48:15,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-11 16:48:15,571 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:15,571 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:15,571 INFO L408 AbstractCegarLoop]: === Iteration 48 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:15,571 INFO L82 PathProgramCache]: Analyzing trace with hash 476144987, now seen corresponding path program 32 times [2018-04-11 16:48:15,571 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:15,572 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:15,572 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:15,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:48:15,572 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:15,580 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:15,597 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:15,597 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:15,597 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:15,598 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:48:15,616 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:48:15,616 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:15,620 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:15,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:15,629 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:15,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:15,646 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:15,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:15,660 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:15,661 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 25 treesize of output 24 [2018-04-11 16:48:15,661 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:15,673 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:15,673 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:15,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:15,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:15,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:48:15,807 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:15,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:15,841 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 35 treesize of output 38 [2018-04-11 16:48:15,841 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:15,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:15,861 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 31 treesize of output 40 [2018-04-11 16:48:15,861 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:15,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:15,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:15,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:48:15,879 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:15,901 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:15,902 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:16,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,038 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:16,038 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:16,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:48:16,116 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:16,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,184 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 53 treesize of output 80 [2018-04-11 16:48:16,184 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:16,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:48:16,268 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:16,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,271 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-11 16:48:16,271 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:16,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:16,341 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:16,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,413 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 43 treesize of output 70 [2018-04-11 16:48:16,413 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:16,513 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 45 treesize of output 48 [2018-04-11 16:48:16,513 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:16,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,619 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 45 treesize of output 72 [2018-04-11 16:48:16,619 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:16,736 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:16,736 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:16,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:16,934 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 59 [2018-04-11 16:48:16,934 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:17,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,013 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 60 treesize of output 87 [2018-04-11 16:48:17,013 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:17,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,126 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 58 treesize of output 89 [2018-04-11 16:48:17,127 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:17,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,263 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 56 treesize of output 87 [2018-04-11 16:48:17,263 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:17,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,402 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2018-04-11 16:48:17,402 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:17,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:48:17,405 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:17,530 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 52 treesize of output 55 [2018-04-11 16:48:17,530 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:17,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:48:17,668 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:17,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:17,670 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:17,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:17,800 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:17,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:17,803 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-11 16:48:17,803 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:17,915 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:17,915 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:48:18,022 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 5 proven. 89 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-04-11 16:48:18,022 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:18,022 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:48:18,022 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:48:18,022 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:48:18,022 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:48:18,023 INFO L87 Difference]: Start difference. First operand 103 states and 130 transitions. Second operand 19 states. [2018-04-11 16:48:18,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:18,900 INFO L93 Difference]: Finished difference Result 143 states and 175 transitions. [2018-04-11 16:48:18,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:48:18,900 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 74 [2018-04-11 16:48:18,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:18,900 INFO L225 Difference]: With dead ends: 143 [2018-04-11 16:48:18,900 INFO L226 Difference]: Without dead ends: 143 [2018-04-11 16:48:18,901 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 54 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=143, Invalid=979, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 16:48:18,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-04-11 16:48:18,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 91. [2018-04-11 16:48:18,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-04-11 16:48:18,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 114 transitions. [2018-04-11 16:48:18,902 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 114 transitions. Word has length 74 [2018-04-11 16:48:18,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:18,903 INFO L459 AbstractCegarLoop]: Abstraction has 91 states and 114 transitions. [2018-04-11 16:48:18,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:48:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2018-04-11 16:48:18,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-11 16:48:18,903 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:18,903 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:18,903 INFO L408 AbstractCegarLoop]: === Iteration 49 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, 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__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:18,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1212467195, now seen corresponding path program 5 times [2018-04-11 16:48:18,903 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:18,903 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:18,904 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:18,904 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:18,904 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:18,909 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:18,968 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-04-11 16:48:18,968 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:18,968 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:18,969 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:48:18,983 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-04-11 16:48:18,984 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:18,986 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:19,038 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-04-11 16:48:19,038 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:48:19,038 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-04-11 16:48:19,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 16:48:19,039 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 16:48:19,039 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=120, Unknown=0, NotChecked=0, Total=210 [2018-04-11 16:48:19,039 INFO L87 Difference]: Start difference. First operand 91 states and 114 transitions. Second operand 15 states. [2018-04-11 16:48:19,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:19,083 INFO L93 Difference]: Finished difference Result 108 states and 135 transitions. [2018-04-11 16:48:19,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 16:48:19,083 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 74 [2018-04-11 16:48:19,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:19,083 INFO L225 Difference]: With dead ends: 108 [2018-04-11 16:48:19,083 INFO L226 Difference]: Without dead ends: 108 [2018-04-11 16:48:19,084 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=90, Invalid=120, Unknown=0, NotChecked=0, Total=210 [2018-04-11 16:48:19,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-04-11 16:48:19,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 99. [2018-04-11 16:48:19,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-04-11 16:48:19,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 122 transitions. [2018-04-11 16:48:19,085 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 122 transitions. Word has length 74 [2018-04-11 16:48:19,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:19,085 INFO L459 AbstractCegarLoop]: Abstraction has 99 states and 122 transitions. [2018-04-11 16:48:19,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 16:48:19,085 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 122 transitions. [2018-04-11 16:48:19,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-11 16:48:19,086 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:19,086 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:19,086 INFO L408 AbstractCegarLoop]: === Iteration 50 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:19,095 INFO L82 PathProgramCache]: Analyzing trace with hash -1560383917, now seen corresponding path program 33 times [2018-04-11 16:48:19,095 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:19,095 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:19,096 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:19,096 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:19,096 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:19,106 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:19,151 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:19,151 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:19,152 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:19,152 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:48:19,173 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2018-04-11 16:48:19,173 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:19,175 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:19,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:19,198 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:19,210 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 25 treesize of output 24 [2018-04-11 16:48:19,210 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:19,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:19,211 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:19,222 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:19,222 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:19,232 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:19,232 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:19,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:19,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:19,301 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 35 treesize of output 29 [2018-04-11 16:48:19,301 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:19,318 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 29 treesize of output 28 [2018-04-11 16:48:19,319 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:19,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:19,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:19,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2018-04-11 16:48:19,337 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:19,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:19,354 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 31 treesize of output 40 [2018-04-11 16:48:19,354 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:19,370 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:19,370 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:19,820 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 129 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-04-11 16:48:19,820 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:19,820 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 16:48:19,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 16:48:19,821 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 16:48:19,821 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2018-04-11 16:48:19,821 INFO L87 Difference]: Start difference. First operand 99 states and 122 transitions. Second operand 20 states. [2018-04-11 16:48:21,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:21,033 INFO L93 Difference]: Finished difference Result 130 states and 160 transitions. [2018-04-11 16:48:21,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 16:48:21,034 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 80 [2018-04-11 16:48:21,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:21,034 INFO L225 Difference]: With dead ends: 130 [2018-04-11 16:48:21,034 INFO L226 Difference]: Without dead ends: 130 [2018-04-11 16:48:21,035 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 56 SyntacticMatches, 5 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=202, Invalid=1204, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 16:48:21,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-04-11 16:48:21,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 125. [2018-04-11 16:48:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-04-11 16:48:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 156 transitions. [2018-04-11 16:48:21,036 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 156 transitions. Word has length 80 [2018-04-11 16:48:21,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:21,036 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 156 transitions. [2018-04-11 16:48:21,036 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 16:48:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 156 transitions. [2018-04-11 16:48:21,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-11 16:48:21,037 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:21,037 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:21,037 INFO L408 AbstractCegarLoop]: === Iteration 51 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:21,037 INFO L82 PathProgramCache]: Analyzing trace with hash -990660909, now seen corresponding path program 34 times [2018-04-11 16:48:21,037 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:21,037 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:21,038 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:21,038 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:21,038 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:21,043 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:21,062 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:21,062 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:21,062 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:21,063 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:48:21,077 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:48:21,077 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:21,080 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:21,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:21,085 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:21,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:21,095 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:21,104 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:21,104 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:21,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:21,266 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:21,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2018-04-11 16:48:21,267 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:21,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:21,298 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 38 treesize of output 41 [2018-04-11 16:48:21,299 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:21,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:21,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:21,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:48:21,343 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:21,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:21,364 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 34 treesize of output 43 [2018-04-11 16:48:21,364 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:21,385 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:21,385 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:79, output treesize:61 [2018-04-11 16:48:21,694 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 56 treesize of output 46 [2018-04-11 16:48:21,694 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:21,720 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 36 treesize of output 31 [2018-04-11 16:48:21,720 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:21,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:21,738 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:115, output treesize:61 [2018-04-11 16:48:21,871 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 24 proven. 127 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-11 16:48:21,871 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:21,871 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 16:48:21,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 16:48:21,872 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 16:48:21,872 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2018-04-11 16:48:21,872 INFO L87 Difference]: Start difference. First operand 125 states and 156 transitions. Second operand 20 states. [2018-04-11 16:48:22,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:22,997 INFO L93 Difference]: Finished difference Result 160 states and 198 transitions. [2018-04-11 16:48:23,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 16:48:23,015 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 80 [2018-04-11 16:48:23,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:23,016 INFO L225 Difference]: With dead ends: 160 [2018-04-11 16:48:23,016 INFO L226 Difference]: Without dead ends: 160 [2018-04-11 16:48:23,016 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=131, Invalid=1201, Unknown=0, NotChecked=0, Total=1332 [2018-04-11 16:48:23,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-04-11 16:48:23,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 143. [2018-04-11 16:48:23,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-11 16:48:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 180 transitions. [2018-04-11 16:48:23,019 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 180 transitions. Word has length 80 [2018-04-11 16:48:23,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:23,020 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 180 transitions. [2018-04-11 16:48:23,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 16:48:23,020 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 180 transitions. [2018-04-11 16:48:23,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-11 16:48:23,021 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:23,021 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:23,021 INFO L408 AbstractCegarLoop]: === Iteration 52 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:23,021 INFO L82 PathProgramCache]: Analyzing trace with hash 584163155, now seen corresponding path program 35 times [2018-04-11 16:48:23,021 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:23,021 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:23,022 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:23,022 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:23,022 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:23,029 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:23,058 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:23,059 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:23,059 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:23,059 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:48:23,080 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-04-11 16:48:23,080 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:23,084 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:23,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:23,104 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:23,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:23,117 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:23,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:23,126 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:23,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:23,220 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 35 treesize of output 38 [2018-04-11 16:48:23,220 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:23,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:23,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:23,238 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 38 [2018-04-11 16:48:23,238 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:23,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:23,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:23,255 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 16:48:23,255 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:23,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:23,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 40 [2018-04-11 16:48:23,269 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:23,285 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:23,285 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:23,465 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 121 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-11 16:48:23,466 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:23,466 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 16:48:23,466 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 16:48:23,466 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 16:48:23,466 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=271, Unknown=0, NotChecked=0, Total=306 [2018-04-11 16:48:23,466 INFO L87 Difference]: Start difference. First operand 143 states and 180 transitions. Second operand 18 states. [2018-04-11 16:48:24,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:24,332 INFO L93 Difference]: Finished difference Result 168 states and 210 transitions. [2018-04-11 16:48:24,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 16:48:24,332 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 80 [2018-04-11 16:48:24,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:24,333 INFO L225 Difference]: With dead ends: 168 [2018-04-11 16:48:24,333 INFO L226 Difference]: Without dead ends: 168 [2018-04-11 16:48:24,333 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=115, Invalid=941, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 16:48:24,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-04-11 16:48:24,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 143. [2018-04-11 16:48:24,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-11 16:48:24,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 180 transitions. [2018-04-11 16:48:24,337 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 180 transitions. Word has length 80 [2018-04-11 16:48:24,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:24,337 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 180 transitions. [2018-04-11 16:48:24,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 16:48:24,337 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 180 transitions. [2018-04-11 16:48:24,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-11 16:48:24,338 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:24,338 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:24,338 INFO L408 AbstractCegarLoop]: === Iteration 53 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, 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__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:24,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1222649811, now seen corresponding path program 36 times [2018-04-11 16:48:24,338 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:24,338 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:24,339 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:24,339 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:24,339 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:24,349 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:24,352 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:24,353 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:24,353 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:24,353 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:48:24,376 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2018-04-11 16:48:24,376 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:24,379 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:24,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:24,386 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:24,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:24,400 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:24,412 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:24,413 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:24,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:24,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:24,553 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 35 treesize of output 29 [2018-04-11 16:48:24,553 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:24,572 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 29 treesize of output 28 [2018-04-11 16:48:24,572 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:24,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:24,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:24,595 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 37 treesize of output 31 [2018-04-11 16:48:24,595 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:24,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:24,619 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 31 treesize of output 40 [2018-04-11 16:48:24,620 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:24,638 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:24,638 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 12 proven. 119 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-11 16:48:24,807 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:24,807 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 16:48:24,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 16:48:24,807 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 16:48:24,807 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=271, Unknown=0, NotChecked=0, Total=306 [2018-04-11 16:48:24,807 INFO L87 Difference]: Start difference. First operand 143 states and 180 transitions. Second operand 18 states. [2018-04-11 16:48:25,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:25,655 INFO L93 Difference]: Finished difference Result 162 states and 202 transitions. [2018-04-11 16:48:25,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 16:48:25,656 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 80 [2018-04-11 16:48:25,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:25,656 INFO L225 Difference]: With dead ends: 162 [2018-04-11 16:48:25,656 INFO L226 Difference]: Without dead ends: 162 [2018-04-11 16:48:25,657 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=117, Invalid=939, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 16:48:25,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-04-11 16:48:25,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 143. [2018-04-11 16:48:25,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-11 16:48:25,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 180 transitions. [2018-04-11 16:48:25,659 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 180 transitions. Word has length 80 [2018-04-11 16:48:25,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:25,659 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 180 transitions. [2018-04-11 16:48:25,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 16:48:25,659 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 180 transitions. [2018-04-11 16:48:25,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-11 16:48:25,659 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:25,659 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:25,659 INFO L408 AbstractCegarLoop]: === Iteration 54 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:25,659 INFO L82 PathProgramCache]: Analyzing trace with hash -43560877, now seen corresponding path program 37 times [2018-04-11 16:48:25,660 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:25,660 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:25,660 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:25,660 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:25,660 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:25,666 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:25,668 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:25,668 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:25,668 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:25,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:48:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:25,679 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:25,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:25,685 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:25,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:25,695 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:25,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:25,704 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:25,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:25,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:25,841 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 39 [2018-04-11 16:48:25,842 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:25,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:25,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:25,859 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-11 16:48:25,860 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:25,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:25,874 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 31 treesize of output 40 [2018-04-11 16:48:25,875 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:25,890 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 29 treesize of output 28 [2018-04-11 16:48:25,890 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:25,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:25,903 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:26,019 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 26 proven. 125 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-11 16:48:26,019 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:26,019 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:48:26,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:48:26,020 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:48:26,020 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:48:26,020 INFO L87 Difference]: Start difference. First operand 143 states and 180 transitions. Second operand 19 states. [2018-04-11 16:48:27,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:27,202 INFO L93 Difference]: Finished difference Result 205 states and 255 transitions. [2018-04-11 16:48:27,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-11 16:48:27,202 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 80 [2018-04-11 16:48:27,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:27,203 INFO L225 Difference]: With dead ends: 205 [2018-04-11 16:48:27,203 INFO L226 Difference]: Without dead ends: 205 [2018-04-11 16:48:27,203 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=218, Invalid=1342, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 16:48:27,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-04-11 16:48:27,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 143. [2018-04-11 16:48:27,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-11 16:48:27,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 180 transitions. [2018-04-11 16:48:27,205 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 180 transitions. Word has length 80 [2018-04-11 16:48:27,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:27,205 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 180 transitions. [2018-04-11 16:48:27,205 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:48:27,205 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 180 transitions. [2018-04-11 16:48:27,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-11 16:48:27,205 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:27,205 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:27,205 INFO L408 AbstractCegarLoop]: === Iteration 55 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:27,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1062266669, now seen corresponding path program 38 times [2018-04-11 16:48:27,206 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:27,206 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:27,206 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:27,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:48:27,206 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:27,212 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:27,214 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:27,214 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:27,214 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:27,215 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:48:27,225 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:48:27,225 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:27,227 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:27,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:27,232 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:27,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:27,242 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:27,251 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:27,251 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:27,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:27,409 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 42 treesize of output 45 [2018-04-11 16:48:27,409 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:27,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:27,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:27,432 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 44 treesize of output 57 [2018-04-11 16:48:27,432 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:27,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:27,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:27,456 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 45 [2018-04-11 16:48:27,457 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:27,477 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:27,477 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:27,478 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 47 [2018-04-11 16:48:27,478 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:27,496 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:27,496 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:87, output treesize:69 [2018-04-11 16:48:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 36 proven. 115 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-11 16:48:27,544 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:27,545 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 16:48:27,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 16:48:27,545 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 16:48:27,545 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2018-04-11 16:48:27,545 INFO L87 Difference]: Start difference. First operand 143 states and 180 transitions. Second operand 19 states. [2018-04-11 16:48:28,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:28,815 INFO L93 Difference]: Finished difference Result 188 states and 232 transitions. [2018-04-11 16:48:28,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-11 16:48:28,815 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 80 [2018-04-11 16:48:28,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:28,816 INFO L225 Difference]: With dead ends: 188 [2018-04-11 16:48:28,816 INFO L226 Difference]: Without dead ends: 188 [2018-04-11 16:48:28,816 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=230, Invalid=1330, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 16:48:28,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2018-04-11 16:48:28,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 162. [2018-04-11 16:48:28,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-04-11 16:48:28,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 207 transitions. [2018-04-11 16:48:28,819 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 207 transitions. Word has length 80 [2018-04-11 16:48:28,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:28,820 INFO L459 AbstractCegarLoop]: Abstraction has 162 states and 207 transitions. [2018-04-11 16:48:28,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 16:48:28,820 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 207 transitions. [2018-04-11 16:48:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:28,820 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:28,821 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:28,821 INFO L408 AbstractCegarLoop]: === Iteration 56 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:28,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1019900433, now seen corresponding path program 39 times [2018-04-11 16:48:28,821 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:28,821 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:28,822 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:28,822 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:28,822 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:28,833 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:28,840 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:28,840 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:28,840 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:28,841 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:48:28,864 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-11 16:48:28,864 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:28,867 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:28,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:28,878 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:28,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:28,879 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:28,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:28,891 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:28,904 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 25 treesize of output 24 [2018-04-11 16:48:28,905 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:28,915 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:28,916 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:29,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,004 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 37 treesize of output 31 [2018-04-11 16:48:29,004 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,023 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 31 treesize of output 40 [2018-04-11 16:48:29,023 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,045 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 35 treesize of output 38 [2018-04-11 16:48:29,045 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,065 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 34 treesize of output 28 [2018-04-11 16:48:29,065 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,081 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:29,081 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:29,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,201 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 51 treesize of output 45 [2018-04-11 16:48:29,201 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,258 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 53 treesize of output 47 [2018-04-11 16:48:29,258 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,320 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 45 treesize of output 72 [2018-04-11 16:48:29,320 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:29,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,411 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 47 treesize of output 74 [2018-04-11 16:48:29,412 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:29,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 43 [2018-04-11 16:48:29,512 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,597 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 43 treesize of output 70 [2018-04-11 16:48:29,597 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:29,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:29,703 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 51 treesize of output 45 [2018-04-11 16:48:29,704 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,797 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 45 treesize of output 52 [2018-04-11 16:48:29,798 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:29,904 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:29,904 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:29,983 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 33 treesize of output 28 [2018-04-11 16:48:29,983 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,984 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 31 treesize of output 26 [2018-04-11 16:48:29,984 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:29,998 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:29,998 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:55 [2018-04-11 16:48:30,379 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 8 proven. 143 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-11 16:48:30,380 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:30,380 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 16:48:30,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 16:48:30,380 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 16:48:30,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=395, Unknown=0, NotChecked=0, Total=462 [2018-04-11 16:48:30,380 INFO L87 Difference]: Start difference. First operand 162 states and 207 transitions. Second operand 22 states. [2018-04-11 16:48:31,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:31,823 INFO L93 Difference]: Finished difference Result 201 states and 255 transitions. [2018-04-11 16:48:31,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-11 16:48:31,823 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 82 [2018-04-11 16:48:31,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:31,823 INFO L225 Difference]: With dead ends: 201 [2018-04-11 16:48:31,823 INFO L226 Difference]: Without dead ends: 201 [2018-04-11 16:48:31,824 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 56 SyntacticMatches, 5 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=236, Invalid=1404, Unknown=0, NotChecked=0, Total=1640 [2018-04-11 16:48:31,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2018-04-11 16:48:31,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 156. [2018-04-11 16:48:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-04-11 16:48:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 199 transitions. [2018-04-11 16:48:31,827 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 199 transitions. Word has length 82 [2018-04-11 16:48:31,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:31,827 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 199 transitions. [2018-04-11 16:48:31,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 16:48:31,827 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2018-04-11 16:48:31,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:31,828 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:31,828 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:31,828 INFO L408 AbstractCegarLoop]: === Iteration 57 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:31,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1700242799, now seen corresponding path program 40 times [2018-04-11 16:48:31,828 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:31,829 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:31,829 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:31,829 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:31,829 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:31,840 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:31,877 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:31,877 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:31,878 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:31,878 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:48:31,904 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:48:31,905 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:31,908 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:31,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:31,923 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:31,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:31,937 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:31,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:31,949 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:31,950 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 25 treesize of output 24 [2018-04-11 16:48:31,951 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:31,962 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:31,962 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:32,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,032 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 35 treesize of output 29 [2018-04-11 16:48:32,033 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,050 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 29 treesize of output 28 [2018-04-11 16:48:32,050 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,068 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 37 treesize of output 50 [2018-04-11 16:48:32,068 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-04-11 16:48:32,088 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,102 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:32,102 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:32,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:32,271 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,330 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 45 treesize of output 72 [2018-04-11 16:48:32,331 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:32,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,414 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 51 treesize of output 58 [2018-04-11 16:48:32,414 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:32,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 84 [2018-04-11 16:48:32,507 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:32,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 80 [2018-04-11 16:48:32,627 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:32,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:48:32,759 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,762 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-11 16:48:32,762 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2018-04-11 16:48:32,870 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:32,873 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:32,976 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:32,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:32,979 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:48:32,979 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:33,077 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:33,078 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:33,273 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 40 treesize of output 35 [2018-04-11 16:48:33,273 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:33,289 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 38 treesize of output 33 [2018-04-11 16:48:33,290 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:33,305 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:33,305 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:79, output treesize:69 [2018-04-11 16:48:33,409 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 16 proven. 140 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-04-11 16:48:33,409 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:33,409 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 16:48:33,410 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 16:48:33,410 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 16:48:33,410 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2018-04-11 16:48:33,410 INFO L87 Difference]: Start difference. First operand 156 states and 199 transitions. Second operand 21 states. [2018-04-11 16:48:34,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:34,723 INFO L93 Difference]: Finished difference Result 202 states and 254 transitions. [2018-04-11 16:48:34,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 16:48:34,724 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 82 [2018-04-11 16:48:34,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:34,725 INFO L225 Difference]: With dead ends: 202 [2018-04-11 16:48:34,725 INFO L226 Difference]: Without dead ends: 202 [2018-04-11 16:48:34,725 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 16:48:34,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-04-11 16:48:34,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 156. [2018-04-11 16:48:34,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-04-11 16:48:34,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 199 transitions. [2018-04-11 16:48:34,728 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 199 transitions. Word has length 82 [2018-04-11 16:48:34,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:34,729 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 199 transitions. [2018-04-11 16:48:34,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 16:48:34,729 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2018-04-11 16:48:34,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:34,729 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:34,730 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:34,730 INFO L408 AbstractCegarLoop]: === Iteration 58 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:34,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1061756143, now seen corresponding path program 41 times [2018-04-11 16:48:34,730 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:34,730 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:34,731 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:34,731 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:34,731 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:34,742 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:34,758 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:34,759 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:34,759 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:34,759 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:48:34,785 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-04-11 16:48:34,785 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:34,789 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:34,799 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 16:48:34,799 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:34,812 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 16:48:34,812 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 16:48:34,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:34,824 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:34,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:34,825 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:34,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2018-04-11 16:48:34,843 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:34,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:34,860 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:34,876 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:34,876 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:34,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:34,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:34,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:48:34,969 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:34,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:34,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:34,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:48:34,992 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,011 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 29 treesize of output 28 [2018-04-11 16:48:35,011 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,025 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 31 treesize of output 40 [2018-04-11 16:48:35,026 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,040 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:35,040 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:35,136 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 31 treesize of output 26 [2018-04-11 16:48:35,137 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,151 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 33 treesize of output 28 [2018-04-11 16:48:35,151 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,164 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:35,165 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:65, output treesize:55 [2018-04-11 16:48:35,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,367 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,372 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 53 treesize of output 80 [2018-04-11 16:48:35,373 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:35,469 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,477 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 49 treesize of output 80 [2018-04-11 16:48:35,478 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:35,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:35,600 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2018-04-11 16:48:35,603 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:48:35,693 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,695 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-11 16:48:35,695 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,778 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:35,778 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:35,862 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 45 treesize of output 48 [2018-04-11 16:48:35,862 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:35,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:35,962 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 51 treesize of output 82 [2018-04-11 16:48:35,962 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:36,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:36,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:36,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:48:36,085 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:36,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:36,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:36,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:48:36,087 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:36,187 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:36,187 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 8 proven. 145 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-04-11 16:48:36,487 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:36,487 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 16:48:36,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 16:48:36,487 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 16:48:36,487 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=415, Unknown=0, NotChecked=0, Total=462 [2018-04-11 16:48:36,488 INFO L87 Difference]: Start difference. First operand 156 states and 199 transitions. Second operand 22 states. [2018-04-11 16:48:37,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:37,682 INFO L93 Difference]: Finished difference Result 187 states and 235 transitions. [2018-04-11 16:48:37,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-11 16:48:37,682 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 82 [2018-04-11 16:48:37,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:37,683 INFO L225 Difference]: With dead ends: 187 [2018-04-11 16:48:37,683 INFO L226 Difference]: Without dead ends: 187 [2018-04-11 16:48:37,683 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 58 SyntacticMatches, 4 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=185, Invalid=1537, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 16:48:37,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-04-11 16:48:37,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 156. [2018-04-11 16:48:37,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-04-11 16:48:37,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 199 transitions. [2018-04-11 16:48:37,686 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 199 transitions. Word has length 82 [2018-04-11 16:48:37,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:37,686 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 199 transitions. [2018-04-11 16:48:37,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 16:48:37,686 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2018-04-11 16:48:37,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:37,686 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:37,686 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:37,687 INFO L408 AbstractCegarLoop]: === Iteration 59 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:37,687 INFO L82 PathProgramCache]: Analyzing trace with hash 948294673, now seen corresponding path program 42 times [2018-04-11 16:48:37,687 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:37,687 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:37,687 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:37,687 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:37,687 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:37,696 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:37,699 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:37,699 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:37,699 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:37,700 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:48:37,726 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2018-04-11 16:48:37,726 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:37,729 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:37,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:37,739 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:37,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:37,753 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:37,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:37,767 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:37,769 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 25 treesize of output 24 [2018-04-11 16:48:37,769 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:37,781 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:37,781 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:37,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:37,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:37,865 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 37 treesize of output 31 [2018-04-11 16:48:37,865 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:37,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:37,895 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 31 treesize of output 40 [2018-04-11 16:48:37,895 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:37,919 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:37,920 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 35 treesize of output 38 [2018-04-11 16:48:37,921 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:37,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:37,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:37,939 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 34 treesize of output 28 [2018-04-11 16:48:37,940 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:37,954 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:37,954 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:38,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,311 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 56 treesize of output 87 [2018-04-11 16:48:38,312 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:38,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,412 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,412 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-11 16:48:38,412 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:38,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,496 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2018-04-11 16:48:38,497 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:38,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,499 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 53 [2018-04-11 16:48:38,499 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:38,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,576 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 62 [2018-04-11 16:48:38,576 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:38,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,662 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 54 treesize of output 81 [2018-04-11 16:48:38,662 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:38,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,764 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,770 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 52 treesize of output 79 [2018-04-11 16:48:38,770 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:38,882 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:38,883 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 62 [2018-04-11 16:48:38,884 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:38,984 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 52 treesize of output 55 [2018-04-11 16:48:38,985 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:39,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:39,097 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:48:39,226 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 18 proven. 136 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-04-11 16:48:39,226 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:39,226 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 16:48:39,226 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 16:48:39,227 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 16:48:39,227 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2018-04-11 16:48:39,227 INFO L87 Difference]: Start difference. First operand 156 states and 199 transitions. Second operand 22 states. [2018-04-11 16:48:40,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:40,905 INFO L93 Difference]: Finished difference Result 191 states and 239 transitions. [2018-04-11 16:48:40,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 16:48:40,912 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 82 [2018-04-11 16:48:40,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:40,913 INFO L225 Difference]: With dead ends: 191 [2018-04-11 16:48:40,913 INFO L226 Difference]: Without dead ends: 191 [2018-04-11 16:48:40,913 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=288, Invalid=1692, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 16:48:40,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-04-11 16:48:40,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 156. [2018-04-11 16:48:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-04-11 16:48:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 199 transitions. [2018-04-11 16:48:40,915 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 199 transitions. Word has length 82 [2018-04-11 16:48:40,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:40,915 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 199 transitions. [2018-04-11 16:48:40,915 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 16:48:40,915 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2018-04-11 16:48:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:40,916 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:40,916 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:40,916 INFO L408 AbstractCegarLoop]: === Iteration 60 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:40,916 INFO L82 PathProgramCache]: Analyzing trace with hash 981207953, now seen corresponding path program 43 times [2018-04-11 16:48:40,916 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:40,916 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:40,917 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:40,917 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:40,917 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:40,924 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:40,927 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:40,927 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:40,927 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:40,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:48:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:40,940 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:40,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:40,950 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:40,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:40,964 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:40,975 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:40,975 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:41,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:48:41,095 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,112 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 31 treesize of output 40 [2018-04-11 16:48:41,112 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,131 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 35 treesize of output 38 [2018-04-11 16:48:41,131 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:48:41,148 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:41,162 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:41,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,330 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 54 [2018-04-11 16:48:41,330 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,394 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 51 treesize of output 82 [2018-04-11 16:48:41,395 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:41,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,489 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,493 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 47 treesize of output 70 [2018-04-11 16:48:41,493 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:41,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:48:41,595 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:48:41,598 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,697 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 49 treesize of output 80 [2018-04-11 16:48:41,697 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:41,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2018-04-11 16:48:41,815 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:41,818 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:41,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:41,918 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 51 treesize of output 58 [2018-04-11 16:48:41,918 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:42,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:42,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:42,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:42,033 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:42,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:42,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:42,035 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:48:42,036 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:42,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:42,138 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:42,227 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 31 treesize of output 26 [2018-04-11 16:48:42,227 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:42,228 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 33 treesize of output 28 [2018-04-11 16:48:42,229 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:42,242 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:42,243 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:55 [2018-04-11 16:48:42,440 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 12 proven. 133 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 16:48:42,441 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:42,441 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 16:48:42,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 16:48:42,441 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 16:48:42,441 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2018-04-11 16:48:42,441 INFO L87 Difference]: Start difference. First operand 156 states and 199 transitions. Second operand 21 states. [2018-04-11 16:48:43,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:43,640 INFO L93 Difference]: Finished difference Result 185 states and 233 transitions. [2018-04-11 16:48:43,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 16:48:43,640 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 82 [2018-04-11 16:48:43,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:43,641 INFO L225 Difference]: With dead ends: 185 [2018-04-11 16:48:43,641 INFO L226 Difference]: Without dead ends: 185 [2018-04-11 16:48:43,641 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 59 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=185, Invalid=1221, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 16:48:43,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-04-11 16:48:43,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 156. [2018-04-11 16:48:43,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-04-11 16:48:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 199 transitions. [2018-04-11 16:48:43,643 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 199 transitions. Word has length 82 [2018-04-11 16:48:43,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:43,643 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 199 transitions. [2018-04-11 16:48:43,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 16:48:43,643 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2018-04-11 16:48:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:43,643 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:43,643 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:43,643 INFO L408 AbstractCegarLoop]: === Iteration 61 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:43,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1736322031, now seen corresponding path program 44 times [2018-04-11 16:48:43,643 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:43,643 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:43,644 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:43,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:48:43,644 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:43,650 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:43,654 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:43,654 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:43,654 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:43,655 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:48:43,669 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:48:43,669 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:43,672 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:43,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:43,678 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:43,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:43,690 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:43,700 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:43,700 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:43,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:43,837 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 35 treesize of output 38 [2018-04-11 16:48:43,838 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:43,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:43,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:43,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:48:43,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:43,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:43,883 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 31 treesize of output 40 [2018-04-11 16:48:43,883 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:43,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:43,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:43,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 16:48:43,905 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:43,920 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:43,921 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:44,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 54 [2018-04-11 16:48:44,058 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:44,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,121 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 47 treesize of output 70 [2018-04-11 16:48:44,121 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:44,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:44,204 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:44,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,269 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:44,270 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:44,336 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 45 treesize of output 48 [2018-04-11 16:48:44,336 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:44,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,421 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 45 treesize of output 72 [2018-04-11 16:48:44,421 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:44,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:48:44,530 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:44,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:44,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 70 [2018-04-11 16:48:44,627 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:44,740 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:44,740 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 14 proven. 131 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 16:48:45,032 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:45,033 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 16:48:45,033 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 16:48:45,033 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 16:48:45,033 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=338, Unknown=0, NotChecked=0, Total=380 [2018-04-11 16:48:45,033 INFO L87 Difference]: Start difference. First operand 156 states and 199 transitions. Second operand 20 states. [2018-04-11 16:48:45,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:45,943 INFO L93 Difference]: Finished difference Result 177 states and 223 transitions. [2018-04-11 16:48:45,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 16:48:45,944 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 82 [2018-04-11 16:48:45,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:45,944 INFO L225 Difference]: With dead ends: 177 [2018-04-11 16:48:45,944 INFO L226 Difference]: Without dead ends: 177 [2018-04-11 16:48:45,945 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 59 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=129, Invalid=1131, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 16:48:45,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-04-11 16:48:45,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 150. [2018-04-11 16:48:45,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-04-11 16:48:45,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 191 transitions. [2018-04-11 16:48:45,947 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 191 transitions. Word has length 82 [2018-04-11 16:48:45,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:45,947 INFO L459 AbstractCegarLoop]: Abstraction has 150 states and 191 transitions. [2018-04-11 16:48:45,947 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 16:48:45,948 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 191 transitions. [2018-04-11 16:48:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:45,948 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:45,948 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:45,948 INFO L408 AbstractCegarLoop]: === Iteration 62 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:45,949 INFO L82 PathProgramCache]: Analyzing trace with hash 1292434577, now seen corresponding path program 45 times [2018-04-11 16:48:45,949 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:45,949 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:45,949 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:45,949 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:45,949 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:45,957 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:45,960 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:45,960 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:45,960 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:45,961 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:48:45,987 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2018-04-11 16:48:45,988 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:45,991 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:46,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:46,018 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:46,031 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,039 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:46,039 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:46,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,135 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 41 treesize of output 44 [2018-04-11 16:48:46,136 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,159 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 43 treesize of output 56 [2018-04-11 16:48:46,160 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,184 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 40 treesize of output 44 [2018-04-11 16:48:46,184 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,206 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 42 treesize of output 46 [2018-04-11 16:48:46,207 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,227 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:46,227 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:85, output treesize:75 [2018-04-11 16:48:46,428 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,428 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 72 [2018-04-11 16:48:46,429 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 85 [2018-04-11 16:48:46,514 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 74 [2018-04-11 16:48:46,594 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 85 [2018-04-11 16:48:46,673 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 72 [2018-04-11 16:48:46,753 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 81 [2018-04-11 16:48:46,830 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:46,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-04-11 16:48:46,902 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:46,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2018-04-11 16:48:46,971 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:47,034 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 16 dim-0 vars, and 4 xjuncts. [2018-04-11 16:48:47,034 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:249, output treesize:237 [2018-04-11 16:48:47,191 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 114 DAG size of output 90 [2018-04-11 16:48:47,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 55 [2018-04-11 16:48:47,196 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:47,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:47,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:47,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 59 [2018-04-11 16:48:47,249 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:47,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:47,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:47,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 57 [2018-04-11 16:48:47,298 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:47,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 3 dim-1 vars, End of recursive call: 12 dim-0 vars, and 3 xjuncts. [2018-04-11 16:48:47,339 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 15 variables, input treesize:201, output treesize:156 [2018-04-11 16:48:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 22 proven. 131 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-04-11 16:48:47,573 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:47,573 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 16:48:47,573 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 16:48:47,573 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 16:48:47,573 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=408, Unknown=0, NotChecked=0, Total=462 [2018-04-11 16:48:47,573 INFO L87 Difference]: Start difference. First operand 150 states and 191 transitions. Second operand 22 states. [2018-04-11 16:48:48,993 WARN L151 SmtUtils]: Spent 231ms on a formula simplification. DAG size of input: 128 DAG size of output 98 [2018-04-11 16:48:49,538 WARN L151 SmtUtils]: Spent 495ms on a formula simplification. DAG size of input: 135 DAG size of output 98 [2018-04-11 16:48:50,251 WARN L151 SmtUtils]: Spent 483ms on a formula simplification. DAG size of input: 137 DAG size of output 100 [2018-04-11 16:48:50,712 WARN L151 SmtUtils]: Spent 375ms on a formula simplification. DAG size of input: 116 DAG size of output 98 [2018-04-11 16:48:51,168 WARN L151 SmtUtils]: Spent 224ms on a formula simplification. DAG size of input: 128 DAG size of output 98 [2018-04-11 16:48:51,738 WARN L151 SmtUtils]: Spent 168ms on a formula simplification. DAG size of input: 109 DAG size of output 98 [2018-04-11 16:48:51,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:51,845 INFO L93 Difference]: Finished difference Result 201 states and 253 transitions. [2018-04-11 16:48:51,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-11 16:48:51,845 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 82 [2018-04-11 16:48:51,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:51,846 INFO L225 Difference]: With dead ends: 201 [2018-04-11 16:48:51,846 INFO L226 Difference]: Without dead ends: 201 [2018-04-11 16:48:51,846 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 59 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 550 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=293, Invalid=2059, Unknown=0, NotChecked=0, Total=2352 [2018-04-11 16:48:51,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2018-04-11 16:48:51,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 144. [2018-04-11 16:48:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-11 16:48:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 183 transitions. [2018-04-11 16:48:51,848 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 183 transitions. Word has length 82 [2018-04-11 16:48:51,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:51,848 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 183 transitions. [2018-04-11 16:48:51,848 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 16:48:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2018-04-11 16:48:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:51,849 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:51,849 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:51,849 INFO L408 AbstractCegarLoop]: === Iteration 63 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:51,849 INFO L82 PathProgramCache]: Analyzing trace with hash 697787665, now seen corresponding path program 46 times [2018-04-11 16:48:51,849 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:51,849 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:51,850 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:51,850 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:51,850 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:51,857 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:51,859 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:51,859 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:51,859 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:51,860 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:48:51,874 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:48:51,874 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:51,876 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:51,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:51,909 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:51,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:51,910 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:51,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:51,923 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:51,936 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 25 treesize of output 24 [2018-04-11 16:48:51,936 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:51,975 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:51,975 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:52,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,111 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 35 treesize of output 38 [2018-04-11 16:48:52,111 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,133 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 34 treesize of output 28 [2018-04-11 16:48:52,133 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,153 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 37 treesize of output 50 [2018-04-11 16:48:52,153 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,175 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 36 treesize of output 30 [2018-04-11 16:48:52,175 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,191 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:52,191 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:52,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,322 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 51 treesize of output 45 [2018-04-11 16:48:52,322 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,381 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 49 treesize of output 43 [2018-04-11 16:48:52,381 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,443 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 45 treesize of output 72 [2018-04-11 16:48:52,443 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:52,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,530 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 53 treesize of output 47 [2018-04-11 16:48:52,530 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,608 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,614 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 51 treesize of output 58 [2018-04-11 16:48:52,615 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:52,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,708 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 47 treesize of output 70 [2018-04-11 16:48:52,708 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:52,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,807 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 50 treesize of output 44 [2018-04-11 16:48:52,807 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,809 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 42 treesize of output 36 [2018-04-11 16:48:52,809 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:52,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:52,908 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 43 treesize of output 70 [2018-04-11 16:48:52,908 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:53,025 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:53,025 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:53,219 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 6 proven. 139 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 16:48:53,219 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:53,219 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 16:48:53,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 16:48:53,219 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 16:48:53,220 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2018-04-11 16:48:53,220 INFO L87 Difference]: Start difference. First operand 144 states and 183 transitions. Second operand 20 states. [2018-04-11 16:48:54,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:54,123 INFO L93 Difference]: Finished difference Result 191 states and 239 transitions. [2018-04-11 16:48:54,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 16:48:54,123 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 82 [2018-04-11 16:48:54,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:54,123 INFO L225 Difference]: With dead ends: 191 [2018-04-11 16:48:54,123 INFO L226 Difference]: Without dead ends: 191 [2018-04-11 16:48:54,124 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=154, Invalid=1036, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 16:48:54,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-04-11 16:48:54,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 133. [2018-04-11 16:48:54,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-11 16:48:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 170 transitions. [2018-04-11 16:48:54,125 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 170 transitions. Word has length 82 [2018-04-11 16:48:54,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:54,125 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 170 transitions. [2018-04-11 16:48:54,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 16:48:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2018-04-11 16:48:54,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:54,126 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:54,126 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:54,126 INFO L408 AbstractCegarLoop]: === Iteration 64 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:54,126 INFO L82 PathProgramCache]: Analyzing trace with hash -320918127, now seen corresponding path program 47 times [2018-04-11 16:48:54,126 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:54,126 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:54,126 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:54,127 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:54,127 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:54,133 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:54,134 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:54,134 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:54,134 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:54,135 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:48:54,149 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2018-04-11 16:48:54,150 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:54,152 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:54,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:54,157 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:54,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:54,175 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:54,184 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:54,184 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:54,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:48:54,338 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:54,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,358 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 31 treesize of output 40 [2018-04-11 16:48:54,359 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:54,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:48:54,381 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:54,398 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 29 treesize of output 28 [2018-04-11 16:48:54,398 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:54,411 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:54,412 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:54,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,600 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 51 treesize of output 58 [2018-04-11 16:48:54,600 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:54,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:54,682 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:54,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,755 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 54 [2018-04-11 16:48:54,755 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:54,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,828 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 47 treesize of output 70 [2018-04-11 16:48:54,828 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:54,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,919 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:54,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:48:54,919 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:55,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,015 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 43 treesize of output 70 [2018-04-11 16:48:55,015 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:55,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,127 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 45 treesize of output 72 [2018-04-11 16:48:55,127 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:55,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,240 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:48:55,241 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:55,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:55,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:48:55,243 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:55,334 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:55,335 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:55,442 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 16 proven. 129 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 16:48:55,443 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:55,443 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 16:48:55,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 16:48:55,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 16:48:55,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2018-04-11 16:48:55,443 INFO L87 Difference]: Start difference. First operand 133 states and 170 transitions. Second operand 22 states. [2018-04-11 16:48:56,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:56,363 INFO L93 Difference]: Finished difference Result 154 states and 194 transitions. [2018-04-11 16:48:56,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 16:48:56,363 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 82 [2018-04-11 16:48:56,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:56,364 INFO L225 Difference]: With dead ends: 154 [2018-04-11 16:48:56,364 INFO L226 Difference]: Without dead ends: 154 [2018-04-11 16:48:56,364 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=152, Invalid=1408, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 16:48:56,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-04-11 16:48:56,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 133. [2018-04-11 16:48:56,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-11 16:48:56,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 170 transitions. [2018-04-11 16:48:56,365 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 170 transitions. Word has length 82 [2018-04-11 16:48:56,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:56,366 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 170 transitions. [2018-04-11 16:48:56,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 16:48:56,366 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2018-04-11 16:48:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-11 16:48:56,366 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:56,366 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:56,366 INFO L408 AbstractCegarLoop]: === Iteration 65 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:56,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1673644527, now seen corresponding path program 48 times [2018-04-11 16:48:56,366 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:56,366 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:56,367 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:56,367 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:56,367 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:56,373 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:56,375 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:56,376 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:56,376 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:56,376 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:48:56,391 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2018-04-11 16:48:56,391 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:48:56,393 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:56,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:48:56,398 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:48:56,410 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:48:56,411 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,431 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 25 treesize of output 24 [2018-04-11 16:48:56,432 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,442 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:56,442 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:48:56,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:48:56,562 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,578 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 31 treesize of output 40 [2018-04-11 16:48:56,578 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:48:56,597 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,611 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 29 treesize of output 28 [2018-04-11 16:48:56,611 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,624 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:56,624 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:56,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 61 [2018-04-11 16:48:56,751 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,816 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 56 treesize of output 87 [2018-04-11 16:48:56,816 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:56,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:48:56,908 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2018-04-11 16:48:56,910 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:56,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:56,993 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 58 treesize of output 65 [2018-04-11 16:48:56,993 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:57,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:48:57,108 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:57,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,110 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:48:57,110 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:57,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,208 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 58 treesize of output 89 [2018-04-11 16:48:57,208 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:57,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 77 [2018-04-11 16:48:57,334 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:57,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:48:57,465 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:57,467 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,467 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:57,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:48:57,468 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:57,580 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:57,581 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:48:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 6 proven. 123 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-04-11 16:48:57,693 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:48:57,693 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 16:48:57,693 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 16:48:57,693 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 16:48:57,693 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2018-04-11 16:48:57,693 INFO L87 Difference]: Start difference. First operand 133 states and 170 transitions. Second operand 18 states. [2018-04-11 16:48:58,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:48:58,426 INFO L93 Difference]: Finished difference Result 176 states and 218 transitions. [2018-04-11 16:48:58,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 16:48:58,426 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 82 [2018-04-11 16:48:58,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:48:58,426 INFO L225 Difference]: With dead ends: 176 [2018-04-11 16:48:58,426 INFO L226 Difference]: Without dead ends: 176 [2018-04-11 16:48:58,427 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=147, Invalid=909, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 16:48:58,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2018-04-11 16:48:58,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 133. [2018-04-11 16:48:58,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-11 16:48:58,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 170 transitions. [2018-04-11 16:48:58,428 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 170 transitions. Word has length 82 [2018-04-11 16:48:58,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:48:58,428 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 170 transitions. [2018-04-11 16:48:58,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 16:48:58,429 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2018-04-11 16:48:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-11 16:48:58,429 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:48:58,429 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:48:58,429 INFO L408 AbstractCegarLoop]: === Iteration 66 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:48:58,429 INFO L82 PathProgramCache]: Analyzing trace with hash -418309681, now seen corresponding path program 49 times [2018-04-11 16:48:58,429 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:48:58,429 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:48:58,430 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:58,430 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:48:58,430 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:48:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:58,437 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:48:58,439 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:48:58,439 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:48:58,439 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:48:58,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:48:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:48:58,451 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:48:58,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:48:58,455 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:58,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:48:58,463 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:58,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:48:58,470 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:48:58,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,560 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 35 treesize of output 29 [2018-04-11 16:48:58,560 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:58,577 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 29 treesize of output 28 [2018-04-11 16:48:58,577 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:58,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,595 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 37 treesize of output 31 [2018-04-11 16:48:58,595 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:58,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,611 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 31 treesize of output 40 [2018-04-11 16:48:58,611 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:58,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:48:58,627 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:48:58,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,810 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 51 treesize of output 58 [2018-04-11 16:48:58,810 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:58,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,900 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 50 treesize of output 44 [2018-04-11 16:48:58,900 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:58,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,902 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 42 treesize of output 36 [2018-04-11 16:48:58,902 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:58,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,981 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:58,986 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 53 treesize of output 80 [2018-04-11 16:48:58,986 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:59,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,096 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 49 treesize of output 80 [2018-04-11 16:48:59,096 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:59,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,217 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 52 treesize of output 46 [2018-04-11 16:48:59,217 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:59,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,219 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 44 treesize of output 38 [2018-04-11 16:48:59,219 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:59,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,328 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 48 treesize of output 42 [2018-04-11 16:48:59,328 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:59,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,330 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 42 treesize of output 36 [2018-04-11 16:48:59,330 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:59,421 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,428 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 51 treesize of output 82 [2018-04-11 16:48:59,428 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:48:59,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,554 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 50 treesize of output 44 [2018-04-11 16:48:59,554 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:59,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,556 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 44 treesize of output 38 [2018-04-11 16:48:59,556 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:48:59,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:48:59,662 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:48:59,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:48:59,967 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 56 treesize of output 87 [2018-04-11 16:48:59,967 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:00,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2018-04-11 16:49:00,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:00,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:49:00,078 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:00,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,164 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 60 treesize of output 87 [2018-04-11 16:49:00,164 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:00,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,287 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 58 treesize of output 89 [2018-04-11 16:49:00,287 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:00,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,432 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-11 16:49:00,432 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:00,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:49:00,435 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:00,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:49:00,548 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:00,549 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:49:00,550 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:00,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,671 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 58 treesize of output 65 [2018-04-11 16:49:00,671 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:00,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,795 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:49:00,795 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:00,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:00,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:49:00,798 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:00,917 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:00,917 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:49:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 24 proven. 135 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-04-11 16:49:01,040 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:49:01,040 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-11 16:49:01,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 16:49:01,040 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 16:49:01,040 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=448, Unknown=0, NotChecked=0, Total=506 [2018-04-11 16:49:01,040 INFO L87 Difference]: Start difference. First operand 133 states and 170 transitions. Second operand 23 states. [2018-04-11 16:49:01,922 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 57 DAG size of output 47 [2018-04-11 16:49:02,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:49:02,553 INFO L93 Difference]: Finished difference Result 179 states and 225 transitions. [2018-04-11 16:49:02,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 16:49:02,554 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 84 [2018-04-11 16:49:02,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:49:02,554 INFO L225 Difference]: With dead ends: 179 [2018-04-11 16:49:02,554 INFO L226 Difference]: Without dead ends: 179 [2018-04-11 16:49:02,554 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 58 SyntacticMatches, 4 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=200, Invalid=1440, Unknown=0, NotChecked=0, Total=1640 [2018-04-11 16:49:02,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-04-11 16:49:02,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 139. [2018-04-11 16:49:02,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-11 16:49:02,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 178 transitions. [2018-04-11 16:49:02,556 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 178 transitions. Word has length 84 [2018-04-11 16:49:02,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:49:02,556 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 178 transitions. [2018-04-11 16:49:02,556 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 16:49:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 178 transitions. [2018-04-11 16:49:02,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-11 16:49:02,556 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:49:02,557 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:49:02,557 INFO L408 AbstractCegarLoop]: === Iteration 67 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:49:02,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1771036081, now seen corresponding path program 50 times [2018-04-11 16:49:02,557 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:49:02,557 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:49:02,557 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:02,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:49:02,557 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:49:02,564 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:49:02,567 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:49:02,567 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:49:02,567 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:49:02,568 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 16:49:02,579 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 16:49:02,579 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:49:02,581 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:49:02,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:49:02,586 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:02,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:49:02,596 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:02,604 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:49:02,605 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:49:02,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:02,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:02,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:49:02,692 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:02,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:02,708 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 31 treesize of output 40 [2018-04-11 16:49:02,708 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:02,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:02,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:02,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:49:02,727 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:02,741 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 29 treesize of output 28 [2018-04-11 16:49:02,741 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:02,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:49:02,754 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:49:02,784 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 33 treesize of output 28 [2018-04-11 16:49:02,784 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:02,785 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 31 treesize of output 26 [2018-04-11 16:49:02,785 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:02,797 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:49:02,797 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:55 [2018-04-11 16:49:02,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:02,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:02,972 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 54 [2018-04-11 16:49:02,972 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:03,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,034 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 47 treesize of output 70 [2018-04-11 16:49:03,035 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:03,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:49:03,115 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:03,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,190 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 45 treesize of output 72 [2018-04-11 16:49:03,191 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:03,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:49:03,283 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:03,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,359 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:49:03,359 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:03,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,439 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 43 treesize of output 70 [2018-04-11 16:49:03,439 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:03,547 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 45 treesize of output 48 [2018-04-11 16:49:03,547 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:03,653 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:03,653 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:49:03,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,874 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 58 treesize of output 89 [2018-04-11 16:49:03,874 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:03,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:03,969 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 60 treesize of output 54 [2018-04-11 16:49:03,969 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:04,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,047 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 58 treesize of output 52 [2018-04-11 16:49:04,047 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:04,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,126 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,126 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 56 treesize of output 50 [2018-04-11 16:49:04,126 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:04,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,214 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 50 treesize of output 77 [2018-04-11 16:49:04,215 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:04,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,323 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 54 treesize of output 77 [2018-04-11 16:49:04,323 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:04,447 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 52 treesize of output 55 [2018-04-11 16:49:04,447 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:04,570 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,571 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-11 16:49:04,571 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:04,573 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,573 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:04,573 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 51 treesize of output 45 [2018-04-11 16:49:04,573 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:04,692 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:04,693 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:49:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 30 proven. 129 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-04-11 16:49:04,813 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:49:04,813 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-11 16:49:04,814 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 16:49:04,814 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 16:49:04,814 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2018-04-11 16:49:04,814 INFO L87 Difference]: Start difference. First operand 139 states and 178 transitions. Second operand 23 states. [2018-04-11 16:49:06,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:49:06,000 INFO L93 Difference]: Finished difference Result 182 states and 228 transitions. [2018-04-11 16:49:06,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 16:49:06,000 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 84 [2018-04-11 16:49:06,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:49:06,001 INFO L225 Difference]: With dead ends: 182 [2018-04-11 16:49:06,001 INFO L226 Difference]: Without dead ends: 182 [2018-04-11 16:49:06,001 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=204, Invalid=1436, Unknown=0, NotChecked=0, Total=1640 [2018-04-11 16:49:06,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-04-11 16:49:06,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 139. [2018-04-11 16:49:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-11 16:49:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 178 transitions. [2018-04-11 16:49:06,003 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 178 transitions. Word has length 84 [2018-04-11 16:49:06,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:49:06,003 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 178 transitions. [2018-04-11 16:49:06,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 16:49:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 178 transitions. [2018-04-11 16:49:06,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-11 16:49:06,003 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:49:06,003 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:49:06,003 INFO L408 AbstractCegarLoop]: === Iteration 68 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:49:06,003 INFO L82 PathProgramCache]: Analyzing trace with hash -624508337, now seen corresponding path program 51 times [2018-04-11 16:49:06,003 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:49:06,004 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:49:06,004 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:06,004 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:49:06,004 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:49:06,010 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:49:06,023 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:49:06,023 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:49:06,024 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:49:06,024 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 16:49:06,055 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2018-04-11 16:49:06,056 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:49:06,059 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:49:06,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:49:06,066 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:49:06,077 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,085 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:49:06,086 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:49:06,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-11 16:49:06,198 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-04-11 16:49:06,218 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,237 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 29 treesize of output 28 [2018-04-11 16:49:06,237 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,256 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 31 treesize of output 40 [2018-04-11 16:49:06,256 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:49:06,274 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:49:06,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,423 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 51 treesize of output 82 [2018-04-11 16:49:06,423 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:06,522 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,522 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:49:06,523 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:49:06,534 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,613 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 51 treesize of output 58 [2018-04-11 16:49:06,613 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:06,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:49:06,707 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,709 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:49:06,710 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,799 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 49 treesize of output 80 [2018-04-11 16:49:06,800 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:06,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,919 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2018-04-11 16:49:06,919 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:06,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:06,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:49:06,922 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:07,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,022 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,027 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 53 treesize of output 80 [2018-04-11 16:49:07,027 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:07,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:49:07,150 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:07,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,152 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-11 16:49:07,152 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:07,258 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:07,258 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:49:07,535 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,542 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 56 treesize of output 87 [2018-04-11 16:49:07,543 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:07,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,642 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 55 treesize of output 49 [2018-04-11 16:49:07,642 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:07,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,644 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 49 treesize of output 43 [2018-04-11 16:49:07,644 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:07,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,738 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 60 treesize of output 87 [2018-04-11 16:49:07,739 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:07,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,848 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 51 treesize of output 45 [2018-04-11 16:49:07,848 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:07,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,850 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 59 treesize of output 53 [2018-04-11 16:49:07,850 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:07,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:07,948 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 58 treesize of output 65 [2018-04-11 16:49:07,948 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:08,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,060 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 49 treesize of output 43 [2018-04-11 16:49:08,060 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:08,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,063 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 57 treesize of output 51 [2018-04-11 16:49:08,063 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:08,163 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,164 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,171 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 58 treesize of output 89 [2018-04-11 16:49:08,171 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:08,312 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,313 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 51 treesize of output 45 [2018-04-11 16:49:08,313 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:08,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:08,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-11 16:49:08,315 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:08,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:08,430 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:49:08,554 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 32 proven. 127 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-04-11 16:49:08,554 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:49:08,554 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-11 16:49:08,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 16:49:08,554 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 16:49:08,554 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=448, Unknown=0, NotChecked=0, Total=506 [2018-04-11 16:49:08,555 INFO L87 Difference]: Start difference. First operand 139 states and 178 transitions. Second operand 23 states. [2018-04-11 16:49:10,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:49:10,001 INFO L93 Difference]: Finished difference Result 184 states and 230 transitions. [2018-04-11 16:49:10,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-11 16:49:10,033 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 84 [2018-04-11 16:49:10,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:49:10,033 INFO L225 Difference]: With dead ends: 184 [2018-04-11 16:49:10,033 INFO L226 Difference]: Without dead ends: 184 [2018-04-11 16:49:10,034 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 60 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=237, Invalid=1655, Unknown=0, NotChecked=0, Total=1892 [2018-04-11 16:49:10,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-04-11 16:49:10,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 133. [2018-04-11 16:49:10,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-11 16:49:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 170 transitions. [2018-04-11 16:49:10,035 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 170 transitions. Word has length 84 [2018-04-11 16:49:10,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:49:10,036 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 170 transitions. [2018-04-11 16:49:10,036 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 16:49:10,036 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2018-04-11 16:49:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-11 16:49:10,036 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:49:10,036 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:49:10,036 INFO L408 AbstractCegarLoop]: === Iteration 69 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:49:10,036 INFO L82 PathProgramCache]: Analyzing trace with hash -1977234737, now seen corresponding path program 52 times [2018-04-11 16:49:10,036 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:49:10,036 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:49:10,037 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:10,037 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:49:10,037 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:49:10,043 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:49:10,059 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:49:10,059 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:49:10,059 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:49:10,060 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 16:49:10,089 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 16:49:10,089 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:49:10,091 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:49:10,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:49:10,097 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:49:10,110 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:49:10,123 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,124 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 25 treesize of output 24 [2018-04-11 16:49:10,124 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:49:10,145 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:49:10,294 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,295 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2018-04-11 16:49:10,296 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,336 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 32 treesize of output 31 [2018-04-11 16:49:10,336 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,370 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 40 treesize of output 34 [2018-04-11 16:49:10,370 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,406 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 34 treesize of output 43 [2018-04-11 16:49:10,406 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:49:10,427 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:79, output treesize:61 [2018-04-11 16:49:10,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,652 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 54 treesize of output 48 [2018-04-11 16:49:10,652 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,718 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 56 treesize of output 50 [2018-04-11 16:49:10,718 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:10,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,785 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 54 treesize of output 61 [2018-04-11 16:49:10,785 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:10,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,879 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 52 treesize of output 83 [2018-04-11 16:49:10,879 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:10,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:10,999 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 45 treesize of output 39 [2018-04-11 16:49:10,999 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:11,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,001 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 51 treesize of output 45 [2018-04-11 16:49:11,002 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:11,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,099 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 45 treesize of output 39 [2018-04-11 16:49:11,099 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:11,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,101 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 53 treesize of output 47 [2018-04-11 16:49:11,101 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:11,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,197 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 48 treesize of output 75 [2018-04-11 16:49:11,197 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:11,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,324 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 50 treesize of output 73 [2018-04-11 16:49:11,325 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:11,456 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:11,456 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 24 variables, input treesize:217, output treesize:301 [2018-04-11 16:49:11,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,662 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 52 treesize of output 83 [2018-04-11 16:49:11,663 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:11,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,762 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,762 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 56 treesize of output 50 [2018-04-11 16:49:11,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:11,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,850 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 50 treesize of output 73 [2018-04-11 16:49:11,851 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:11,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:11,959 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 54 treesize of output 48 [2018-04-11 16:49:11,959 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:12,064 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 48 treesize of output 51 [2018-04-11 16:49:12,064 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:12,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,169 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,169 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 45 treesize of output 39 [2018-04-11 16:49:12,169 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:12,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,171 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 51 treesize of output 45 [2018-04-11 16:49:12,172 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:12,273 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,274 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 16:49:12,274 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:12,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:12,386 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 48 treesize of output 75 [2018-04-11 16:49:12,386 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:12,516 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:12,516 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:217, output treesize:301 [2018-04-11 16:49:12,638 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 10 proven. 137 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-04-11 16:49:12,638 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:49:12,638 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 16:49:12,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 16:49:12,638 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 16:49:12,638 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=376, Unknown=0, NotChecked=0, Total=420 [2018-04-11 16:49:12,638 INFO L87 Difference]: Start difference. First operand 133 states and 170 transitions. Second operand 21 states. [2018-04-11 16:49:13,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:49:13,804 INFO L93 Difference]: Finished difference Result 164 states and 206 transitions. [2018-04-11 16:49:13,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 16:49:13,804 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 84 [2018-04-11 16:49:13,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:49:13,804 INFO L225 Difference]: With dead ends: 164 [2018-04-11 16:49:13,804 INFO L226 Difference]: Without dead ends: 164 [2018-04-11 16:49:13,805 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 60 SyntacticMatches, 4 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=142, Invalid=1340, Unknown=0, NotChecked=0, Total=1482 [2018-04-11 16:49:13,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-04-11 16:49:13,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 127. [2018-04-11 16:49:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-04-11 16:49:13,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 162 transitions. [2018-04-11 16:49:13,806 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 162 transitions. Word has length 84 [2018-04-11 16:49:13,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:49:13,806 INFO L459 AbstractCegarLoop]: Abstraction has 127 states and 162 transitions. [2018-04-11 16:49:13,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 16:49:13,806 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 162 transitions. [2018-04-11 16:49:13,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-11 16:49:13,807 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:49:13,807 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:49:13,807 INFO L408 AbstractCegarLoop]: === Iteration 70 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:49:13,807 INFO L82 PathProgramCache]: Analyzing trace with hash 2092700495, now seen corresponding path program 53 times [2018-04-11 16:49:13,807 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:49:13,807 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:49:13,808 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:13,808 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:49:13,808 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:49:13,815 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:49:13,817 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:49:13,817 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:49:13,818 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:49:13,818 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 16:49:13,836 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2018-04-11 16:49:13,836 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:49:13,839 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:49:13,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:49:13,847 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:13,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:49:13,857 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:13,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:49:13,865 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:49:14,015 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,016 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 42 treesize of output 36 [2018-04-11 16:49:14,016 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:14,037 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 36 treesize of output 35 [2018-04-11 16:49:14,037 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:14,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,059 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 44 treesize of output 38 [2018-04-11 16:49:14,059 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:14,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,078 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 38 treesize of output 47 [2018-04-11 16:49:14,078 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:14,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:49:14,098 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:87, output treesize:69 [2018-04-11 16:49:14,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,265 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 58 treesize of output 65 [2018-04-11 16:49:14,265 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:14,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,357 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 60 treesize of output 54 [2018-04-11 16:49:14,358 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:14,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,446 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 54 treesize of output 77 [2018-04-11 16:49:14,455 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:14,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,563 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 58 treesize of output 52 [2018-04-11 16:49:14,563 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:14,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,656 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 56 treesize of output 50 [2018-04-11 16:49:14,657 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:14,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,756 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 52 treesize of output 79 [2018-04-11 16:49:14,756 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:14,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:14,882 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 50 treesize of output 77 [2018-04-11 16:49:14,883 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:15,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,052 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 57 treesize of output 51 [2018-04-11 16:49:15,053 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:15,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,055 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 49 treesize of output 43 [2018-04-11 16:49:15,055 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:15,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:15,162 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:49:15,377 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,377 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 57 [2018-04-11 16:49:15,378 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:15,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,447 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 50 treesize of output 77 [2018-04-11 16:49:15,448 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:15,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,567 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 58 treesize of output 89 [2018-04-11 16:49:15,568 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:15,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,692 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 61 [2018-04-11 16:49:15,692 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:15,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,803 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 54 treesize of output 77 [2018-04-11 16:49:15,804 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:15,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:15,937 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 59 [2018-04-11 16:49:15,937 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:16,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:16,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:16,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 16:49:16,045 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:16,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:16,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:16,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:49:16,047 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:16,153 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 52 treesize of output 55 [2018-04-11 16:49:16,153 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:16,271 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:16,271 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 16:49:16,404 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 16 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-04-11 16:49:16,404 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:49:16,404 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-11 16:49:16,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 16:49:16,404 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 16:49:16,404 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=498, Unknown=0, NotChecked=0, Total=552 [2018-04-11 16:49:16,404 INFO L87 Difference]: Start difference. First operand 127 states and 162 transitions. Second operand 24 states. [2018-04-11 16:49:17,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:49:17,484 INFO L93 Difference]: Finished difference Result 156 states and 196 transitions. [2018-04-11 16:49:17,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-11 16:49:17,484 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 84 [2018-04-11 16:49:17,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:49:17,485 INFO L225 Difference]: With dead ends: 156 [2018-04-11 16:49:17,485 INFO L226 Difference]: Without dead ends: 156 [2018-04-11 16:49:17,485 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 59 SyntacticMatches, 2 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=174, Invalid=1632, Unknown=0, NotChecked=0, Total=1806 [2018-04-11 16:49:17,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-04-11 16:49:17,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2018-04-11 16:49:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-04-11 16:49:17,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 162 transitions. [2018-04-11 16:49:17,486 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 162 transitions. Word has length 84 [2018-04-11 16:49:17,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:49:17,487 INFO L459 AbstractCegarLoop]: Abstraction has 127 states and 162 transitions. [2018-04-11 16:49:17,487 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 16:49:17,487 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 162 transitions. [2018-04-11 16:49:17,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-11 16:49:17,487 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:49:17,487 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:49:17,487 INFO L408 AbstractCegarLoop]: === Iteration 71 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:49:17,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1465944593, now seen corresponding path program 6 times [2018-04-11 16:49:17,487 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:49:17,487 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:49:17,488 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:17,488 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:49:17,488 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:49:17,493 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:49:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-04-11 16:49:17,555 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:49:17,555 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:49:17,555 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:49:17,565 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2018-04-11 16:49:17,565 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:49:17,567 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:49:17,632 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-04-11 16:49:17,632 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 16:49:17,632 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-04-11 16:49:17,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 16:49:17,633 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 16:49:17,633 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=157, Unknown=0, NotChecked=0, Total=272 [2018-04-11 16:49:17,633 INFO L87 Difference]: Start difference. First operand 127 states and 162 transitions. Second operand 17 states. [2018-04-11 16:49:17,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:49:17,678 INFO L93 Difference]: Finished difference Result 147 states and 186 transitions. [2018-04-11 16:49:17,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 16:49:17,678 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 84 [2018-04-11 16:49:17,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:49:17,679 INFO L225 Difference]: With dead ends: 147 [2018-04-11 16:49:17,679 INFO L226 Difference]: Without dead ends: 147 [2018-04-11 16:49:17,679 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=115, Invalid=157, Unknown=0, NotChecked=0, Total=272 [2018-04-11 16:49:17,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-04-11 16:49:17,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 137. [2018-04-11 16:49:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-11 16:49:17,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 173 transitions. [2018-04-11 16:49:17,680 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 173 transitions. Word has length 84 [2018-04-11 16:49:17,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:49:17,681 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 173 transitions. [2018-04-11 16:49:17,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 16:49:17,681 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2018-04-11 16:49:17,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-11 16:49:17,681 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:49:17,681 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:49:17,681 INFO L408 AbstractCegarLoop]: === Iteration 72 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:49:17,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1306269683, now seen corresponding path program 54 times [2018-04-11 16:49:17,681 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:49:17,681 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:49:17,682 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:17,682 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:49:17,682 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:49:17,689 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:49:17,692 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:49:17,692 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:49:17,692 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:49:17,693 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 16:49:17,718 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2018-04-11 16:49:17,718 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 16:49:17,720 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:49:17,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 16:49:17,725 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:17,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 16:49:17,742 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:17,750 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:49:17,750 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 16:49:17,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:17,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:17,838 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 37 treesize of output 31 [2018-04-11 16:49:17,838 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:17,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:17,855 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 31 treesize of output 40 [2018-04-11 16:49:17,855 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:17,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:17,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:17,874 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 35 treesize of output 29 [2018-04-11 16:49:17,874 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:17,889 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 29 treesize of output 28 [2018-04-11 16:49:17,889 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:17,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:49:17,903 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:49:18,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,086 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 53 treesize of output 47 [2018-04-11 16:49:18,086 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:18,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,146 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 49 treesize of output 80 [2018-04-11 16:49:18,146 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:18,234 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,235 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 48 treesize of output 42 [2018-04-11 16:49:18,235 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:18,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,237 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 42 treesize of output 36 [2018-04-11 16:49:18,237 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:18,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,325 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 51 treesize of output 82 [2018-04-11 16:49:18,326 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:18,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,440 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 51 treesize of output 58 [2018-04-11 16:49:18,440 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:18,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,552 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 44 treesize of output 38 [2018-04-11 16:49:18,552 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:18,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,555 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 50 treesize of output 44 [2018-04-11 16:49:18,555 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:18,653 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,653 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,654 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 50 treesize of output 44 [2018-04-11 16:49:18,654 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:18,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,656 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 42 treesize of output 36 [2018-04-11 16:49:18,656 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:18,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:18,755 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 47 treesize of output 70 [2018-04-11 16:49:18,755 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:18,867 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:18,867 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:49:19,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,046 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 49 treesize of output 43 [2018-04-11 16:49:19,046 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:19,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,108 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 53 treesize of output 47 [2018-04-11 16:49:19,109 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:19,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,167 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,172 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 43 treesize of output 70 [2018-04-11 16:49:19,172 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:19,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,263 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 47 treesize of output 70 [2018-04-11 16:49:19,263 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:19,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,363 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 51 treesize of output 45 [2018-04-11 16:49:19,363 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:19,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,442 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 51 treesize of output 45 [2018-04-11 16:49:19,442 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:19,518 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,525 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 45 treesize of output 72 [2018-04-11 16:49:19,525 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:19,630 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 45 treesize of output 48 [2018-04-11 16:49:19,630 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:19,731 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:19,732 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:49:19,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,977 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,977 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:19,982 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 49 treesize of output 80 [2018-04-11 16:49:19,983 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:20,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,078 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2018-04-11 16:49:20,078 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:20,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,081 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 46 [2018-04-11 16:49:20,081 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:20,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,167 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 51 treesize of output 58 [2018-04-11 16:49:20,168 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:20,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,272 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,272 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 54 [2018-04-11 16:49:20,272 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:20,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,275 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 46 [2018-04-11 16:49:20,275 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:20,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,367 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,372 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 53 treesize of output 80 [2018-04-11 16:49:20,372 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:20,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,503 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 48 [2018-04-11 16:49:20,503 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:20,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,505 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 56 [2018-04-11 16:49:20,505 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:20,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,609 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 51 treesize of output 82 [2018-04-11 16:49:20,610 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:20,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 54 [2018-04-11 16:49:20,732 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:20,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:20,743 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 48 [2018-04-11 16:49:20,743 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:20,849 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:20,849 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:49:20,971 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 18 proven. 136 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-04-11 16:49:20,971 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:49:20,971 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-11 16:49:20,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 16:49:20,972 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 16:49:20,972 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=497, Unknown=0, NotChecked=0, Total=552 [2018-04-11 16:49:20,972 INFO L87 Difference]: Start difference. First operand 137 states and 173 transitions. Second operand 24 states. [2018-04-11 16:49:22,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:49:22,077 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2018-04-11 16:49:22,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 16:49:22,077 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 86 [2018-04-11 16:49:22,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:49:22,078 INFO L225 Difference]: With dead ends: 180 [2018-04-11 16:49:22,078 INFO L226 Difference]: Without dead ends: 180 [2018-04-11 16:49:22,078 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 59 SyntacticMatches, 4 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=160, Invalid=1562, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 16:49:22,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-04-11 16:49:22,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 137. [2018-04-11 16:49:22,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-11 16:49:22,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 173 transitions. [2018-04-11 16:49:22,079 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 173 transitions. Word has length 86 [2018-04-11 16:49:22,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:49:22,080 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 173 transitions. [2018-04-11 16:49:22,080 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 16:49:22,080 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2018-04-11 16:49:22,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-11 16:49:22,080 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:49:22,080 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:49:22,080 INFO L408 AbstractCegarLoop]: === Iteration 73 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 16:49:22,080 INFO L82 PathProgramCache]: Analyzing trace with hash 165088715, now seen corresponding path program 55 times [2018-04-11 16:49:22,080 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:49:22,080 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:49:22,081 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:22,081 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 16:49:22,081 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:49:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:49:22,088 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:49:22,099 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:49:22,100 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:49:22,100 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:49:22,100 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:49:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:49:22,113 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:49:22,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:49:22,131 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,152 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 25 treesize of output 24 [2018-04-11 16:49:22,152 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:49:22,154 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:49:22,166 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,176 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:49:22,176 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:49:22,261 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,262 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 35 treesize of output 29 [2018-04-11 16:49:22,262 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,282 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 37 treesize of output 31 [2018-04-11 16:49:22,283 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,300 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 31 treesize of output 40 [2018-04-11 16:49:22,301 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,320 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 29 treesize of output 28 [2018-04-11 16:49:22,320 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,336 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:49:22,336 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:49:22,483 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,484 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:49:22,484 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 16:49:22,551 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,615 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 54 [2018-04-11 16:49:22,615 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:22,682 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 45 treesize of output 48 [2018-04-11 16:49:22,682 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:22,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,774 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 43 treesize of output 70 [2018-04-11 16:49:22,775 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:22,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:22,896 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 47 treesize of output 70 [2018-04-11 16:49:22,897 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:23,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:49:23,020 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:23,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,114 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 45 treesize of output 72 [2018-04-11 16:49:23,114 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:23,227 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:23,227 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:49:23,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,402 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 51 treesize of output 58 [2018-04-11 16:49:23,403 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:23,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:49:23,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:23,489 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,489 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:49:23,490 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:23,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,570 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,571 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,575 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 53 treesize of output 80 [2018-04-11 16:49:23,576 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:23,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,691 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 51 treesize of output 82 [2018-04-11 16:49:23,692 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:23,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,818 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 49 treesize of output 80 [2018-04-11 16:49:23,818 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:23,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 16:49:23,959 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:23,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:23,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2018-04-11 16:49:23,961 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:24,081 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:49:24,083 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:24,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,085 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-11 16:49:24,085 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:24,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:49:24,200 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:24,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-11 16:49:24,203 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:24,310 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 16:49:24,310 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:205, output treesize:277 [2018-04-11 16:49:24,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,497 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 53 treesize of output 80 [2018-04-11 16:49:24,497 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:24,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 16:49:24,593 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:24,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-04-11 16:49:24,670 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:24,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,673 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 53 [2018-04-11 16:49:24,673 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:49:24,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,752 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 51 treesize of output 58 [2018-04-11 16:49:24,752 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 16:49:24,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:49:24,855 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 49 treesize of output 80 [2018-04-11 16:49:24,855 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. Received shutdown request... [2018-04-11 16:49:24,964 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-11 16:49:24,965 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 16:49:24,968 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 16:49:24,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 04:49:24 BoogieIcfgContainer [2018-04-11 16:49:24,968 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 16:49:24,969 INFO L168 Benchmark]: Toolchain (without parser) took 174022.80 ms. Allocated memory was 403.7 MB in the beginning and 703.6 MB in the end (delta: 299.9 MB). Free memory was 333.5 MB in the beginning and 469.0 MB in the end (delta: -135.6 MB). Peak memory consumption was 293.5 MB. Max. memory is 5.3 GB. [2018-04-11 16:49:24,970 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 403.7 MB. Free memory is still 361.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 16:49:24,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.92 ms. Allocated memory is still 403.7 MB. Free memory was 333.5 MB in the beginning and 289.9 MB in the end (delta: 43.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 5.3 GB. [2018-04-11 16:49:24,970 INFO L168 Benchmark]: Boogie Preprocessor took 57.83 ms. Allocated memory is still 403.7 MB. Free memory was 289.9 MB in the beginning and 287.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 16:49:24,970 INFO L168 Benchmark]: RCFGBuilder took 739.22 ms. Allocated memory was 403.7 MB in the beginning and 591.9 MB in the end (delta: 188.2 MB). Free memory was 287.2 MB in the beginning and 464.0 MB in the end (delta: -176.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 5.3 GB. [2018-04-11 16:49:24,970 INFO L168 Benchmark]: TraceAbstraction took 172882.57 ms. Allocated memory was 591.9 MB in the beginning and 703.6 MB in the end (delta: 111.7 MB). Free memory was 464.0 MB in the beginning and 469.0 MB in the end (delta: -5.0 MB). Peak memory consumption was 235.8 MB. Max. memory is 5.3 GB. [2018-04-11 16:49:24,971 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 403.7 MB. Free memory is still 361.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 339.92 ms. Allocated memory is still 403.7 MB. Free memory was 333.5 MB in the beginning and 289.9 MB in the end (delta: 43.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 57.83 ms. Allocated memory is still 403.7 MB. Free memory was 289.9 MB in the beginning and 287.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 739.22 ms. Allocated memory was 403.7 MB in the beginning and 591.9 MB in the end (delta: 188.2 MB). Free memory was 287.2 MB in the beginning and 464.0 MB in the end (delta: -176.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 172882.57 ms. Allocated memory was 591.9 MB in the beginning and 703.6 MB in the end (delta: 111.7 MB). Free memory was 464.0 MB in the beginning and 469.0 MB in the end (delta: -5.0 MB). Peak memory consumption was 235.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1452]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1452). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1446]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1446). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1446]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1446). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was analyzing trace of length 89 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 105. - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 333 locations, 73 error locations. TIMEOUT Result, 172.8s OverallTime, 73 OverallIterations, 7 TraceHistogramMax, 89.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2003 SDtfs, 4615 SDslu, 14320 SDs, 0 SdLazy, 32983 SolverSat, 3146 SolverUnsat, 21 SolverUnknown, 0 SolverNotchecked, 45.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5298 GetRequests, 3279 SyntacticMatches, 89 SemanticMatches, 1930 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 10426 ImplicationChecksByTransitivity, 66.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=55, 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, 72 MinimizatonAttempts, 1577 StatesRemovedByMinimization, 70 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 77.6s InterpolantComputationTime, 8826 NumberOfCodeBlocks, 8820 NumberOfCodeBlocksAsserted, 295 NumberOfCheckSat, 4842 ConstructedInterpolants, 1257 QuantifiedInterpolants, 7361851 SizeOfPredicates, 500 NumberOfNonLiveVariables, 17612 ConjunctsInSsa, 3079 ConjunctsInUnsatCore, 82 InterpolantComputations, 6 PerfectInterpolantSequences, 2140/7660 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_3_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_16-49-24-978.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test18_3_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_16-49-24-978.csv Completed graceful shutdown