java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test18_3_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 15:53:39,528 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 15:53:39,530 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 15:53:39,760 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 15:53:39,760 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 15:53:39,761 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 15:53:39,762 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 15:53:39,764 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 15:53:39,765 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 15:53:39,766 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 15:53:39,767 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 15:53:39,767 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 15:53:39,768 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 15:53:39,769 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 15:53:39,769 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 15:53:39,771 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 15:53:39,773 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 15:53:39,774 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 15:53:39,775 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 15:53:39,776 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 15:53:39,777 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 15:53:39,777 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 15:53:39,778 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 15:53:39,779 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 15:53:39,779 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 15:53:39,780 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 15:53:39,780 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 15:53:39,781 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 15:53:39,781 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 15:53:39,781 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 15:53:39,782 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 15:53:39,782 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 15:53:39,791 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 15:53:39,791 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 15:53:39,792 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 15:53:39,793 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 15:53:39,793 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 15:53:39,793 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 15:53:39,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 15:53:39,793 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 15:53:39,794 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 15:53:39,794 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 15:53:39,794 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 15:53:39,794 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 15:53:39,794 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 15:53:39,794 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 15:53:39,794 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 15:53:39,795 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 15:53:39,795 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 15:53:39,795 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 15:53:39,795 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 15:53:39,795 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 15:53:39,795 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 15:53:39,796 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 15:53:39,796 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 15:53:39,796 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 15:53:39,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 15:53:39,836 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 15:53:39,840 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 15:53:39,841 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 15:53:39,842 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 15:53:39,842 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 [2018-04-12 15:53:40,074 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7a8c550fe [2018-04-12 15:53:40,242 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 15:53:40,242 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 15:53:40,243 INFO L168 CDTParser]: Scanning memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-12 15:53:40,254 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 15:53:40,254 INFO L215 ultiparseSymbolTable]: [2018-04-12 15:53:40,255 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 15:53:40,255 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 [2018-04-12 15:53:40,255 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 [2018-04-12 15:53:40,255 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 [2018-04-12 15:53:40,255 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 [2018-04-12 15:53:40,255 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 [2018-04-12 15:53:40,255 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 [2018-04-12 15:53:40,255 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 [2018-04-12 15:53:40,255 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,256 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,257 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,258 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,259 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,260 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 [2018-04-12 15:53:40,261 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 [2018-04-12 15:53:40,261 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 [2018-04-12 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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 [2018-04-12 15:53:40,266 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 [2018-04-12 15:53:40,266 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 [2018-04-12 15:53:40,266 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 [2018-04-12 15:53:40,267 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 [2018-04-12 15:53:40,267 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 [2018-04-12 15:53:40,267 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 [2018-04-12 15:53:40,267 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 [2018-04-12 15:53:40,267 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 [2018-04-12 15:53:40,267 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 [2018-04-12 15:53:40,267 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 [2018-04-12 15:53:40,283 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7a8c550fe [2018-04-12 15:53:40,286 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 15:53:40,287 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 15:53:40,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 15:53:40,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 15:53:40,291 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 15:53:40,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ff3454e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40, skipping insertion in model container [2018-04-12 15:53:40,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,303 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 15:53:40,326 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 15:53:40,472 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 15:53:40,528 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 15:53:40,534 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 155 non ball SCCs. Number of states in SCCs 155. [2018-04-12 15:53:40,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40 WrapperNode [2018-04-12 15:53:40,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 15:53:40,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 15:53:40,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 15:53:40,579 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 15:53:40,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (1/1) ... [2018-04-12 15:53:40,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 15:53:40,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 15:53:40,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 15:53:40,636 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 15:53:40,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 15:53:40,718 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 15:53:40,718 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 15:53:40,718 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-04-12 15:53:40,718 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_32 [2018-04-12 15:53:40,718 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_64 [2018-04-12 15:53:40,718 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_nonpositive [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_positive [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_zalloc [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_add [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_del [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tail [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_del [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_alloc [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fill [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_free [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_submit_msg [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgs [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdata [2018-04-12 15:53:40,719 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdata [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_return [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_return [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_sub [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_init [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_get [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_put [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_del [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanup [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_release [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_put [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_get [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init_internal [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_create [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__f [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__g [2018-04-12 15:53:40,720 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_point [2018-04-12 15:53:40,721 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 15:53:40,721 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-12 15:53:40,721 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-04-12 15:53:40,721 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_32 [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_64 [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 15:53:40,721 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 15:53:40,722 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 15:53:40,723 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 15:53:40,724 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 15:53:40,725 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure kfree [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_nonpositive [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_positive [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc [2018-04-12 15:53:40,726 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_zalloc [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_add [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_del [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tail [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_del [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_alloc [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fill [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_free [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_submit_msg [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgs [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdata [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdata [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_return [2018-04-12 15:53:40,727 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_return [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_sub [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_init [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_get [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_put [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_del [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanup [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_release [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_put [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_get [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init_internal [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_create [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__f [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__g [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_point [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 15:53:40,728 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 15:53:40,729 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 15:53:40,729 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 15:53:41,040 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-12 15:53:41,141 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-12 15:53:41,351 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 15:53:41,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 03:53:41 BoogieIcfgContainer [2018-04-12 15:53:41,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 15:53:41,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 15:53:41,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 15:53:41,355 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 15:53:41,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 03:53:40" (1/3) ... [2018-04-12 15:53:41,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35c1d1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 03:53:41, skipping insertion in model container [2018-04-12 15:53:41,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 03:53:40" (2/3) ... [2018-04-12 15:53:41,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35c1d1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 03:53:41, skipping insertion in model container [2018-04-12 15:53:41,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 03:53:41" (3/3) ... [2018-04-12 15:53:41,357 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-12 15:53:41,364 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 15:53:41,371 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 73 error locations. [2018-04-12 15:53:41,402 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 15:53:41,403 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 15:53:41,403 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 15:53:41,403 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 15:53:41,403 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 15:53:41,403 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 15:53:41,403 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 15:53:41,403 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 15:53:41,404 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 15:53:41,404 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 15:53:41,415 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2018-04-12 15:53:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-12 15:53:41,421 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:41,422 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-12 15:53:41,422 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]=== [2018-04-12 15:53:41,426 INFO L82 PathProgramCache]: Analyzing trace with hash 14227216, now seen corresponding path program 1 times [2018-04-12 15:53:41,427 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:41,428 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:41,471 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:41,472 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:41,504 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:41,537 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 15:53:41,537 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 15:53:41,538 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 15:53:41,546 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 15:53:41,546 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 15:53:41,548 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 3 states. [2018-04-12 15:53:41,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:41,593 INFO L93 Difference]: Finished difference Result 36 states and 39 transitions. [2018-04-12 15:53:41,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 15:53:41,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-12 15:53:41,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:41,599 INFO L225 Difference]: With dead ends: 36 [2018-04-12 15:53:41,599 INFO L226 Difference]: Without dead ends: 33 [2018-04-12 15:53:41,601 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 15:53:41,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-04-12 15:53:41,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-04-12 15:53:41,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-04-12 15:53:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions. [2018-04-12 15:53:41,636 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 4 [2018-04-12 15:53:41,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:41,636 INFO L459 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions. [2018-04-12 15:53:41,636 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 15:53:41,636 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-04-12 15:53:41,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-12 15:53:41,636 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:41,637 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-12 15:53:41,637 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]=== [2018-04-12 15:53:41,637 INFO L82 PathProgramCache]: Analyzing trace with hash 14227217, now seen corresponding path program 1 times [2018-04-12 15:53:41,637 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:41,637 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:41,638 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:41,638 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:41,648 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:41,665 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 15:53:41,665 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 15:53:41,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 15:53:41,666 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 15:53:41,666 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 15:53:41,666 INFO L87 Difference]: Start difference. First operand 33 states and 36 transitions. Second operand 3 states. [2018-04-12 15:53:41,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:41,686 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-04-12 15:53:41,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 15:53:41,686 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-12 15:53:41,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:41,688 INFO L225 Difference]: With dead ends: 50 [2018-04-12 15:53:41,688 INFO L226 Difference]: Without dead ends: 50 [2018-04-12 15:53:41,689 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 15:53:41,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-12 15:53:41,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 31. [2018-04-12 15:53:41,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-04-12 15:53:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2018-04-12 15:53:41,692 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 4 [2018-04-12 15:53:41,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:41,692 INFO L459 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2018-04-12 15:53:41,692 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 15:53:41,693 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-04-12 15:53:41,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 15:53:41,693 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:41,693 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 15:53:41,693 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]=== [2018-04-12 15:53:41,693 INFO L82 PathProgramCache]: Analyzing trace with hash 245289529, now seen corresponding path program 1 times [2018-04-12 15:53:41,693 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:41,693 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:41,695 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:41,695 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:41,709 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:41,733 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 15:53:41,733 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 15:53:41,733 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 15:53:41,733 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 15:53:41,733 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 15:53:41,733 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand 3 states. [2018-04-12 15:53:41,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:41,756 INFO L93 Difference]: Finished difference Result 46 states and 53 transitions. [2018-04-12 15:53:41,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 15:53:41,757 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-04-12 15:53:41,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:41,757 INFO L225 Difference]: With dead ends: 46 [2018-04-12 15:53:41,757 INFO L226 Difference]: Without dead ends: 43 [2018-04-12 15:53:41,758 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 15:53:41,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-12 15:53:41,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2018-04-12 15:53:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-12 15:53:41,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-04-12 15:53:41,760 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 20 [2018-04-12 15:53:41,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:41,761 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-04-12 15:53:41,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 15:53:41,761 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-04-12 15:53:41,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 15:53:41,761 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:41,761 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 15:53:41,761 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]=== [2018-04-12 15:53:41,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1490155269, now seen corresponding path program 1 times [2018-04-12 15:53:41,761 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:41,762 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:41,762 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:41,763 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:41,777 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:41,812 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 15:53:41,812 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-12 15:53:41,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 15:53:41,813 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 15:53:41,813 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 15:53:41,813 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 6 states. [2018-04-12 15:53:41,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:41,873 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2018-04-12 15:53:41,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 15:53:41,873 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-12 15:53:41,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:41,873 INFO L225 Difference]: With dead ends: 51 [2018-04-12 15:53:41,873 INFO L226 Difference]: Without dead ends: 51 [2018-04-12 15:53:41,874 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-12 15:53:41,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-04-12 15:53:41,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 41. [2018-04-12 15:53:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-12 15:53:41,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 48 transitions. [2018-04-12 15:53:41,877 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 48 transitions. Word has length 22 [2018-04-12 15:53:41,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:41,877 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 48 transitions. [2018-04-12 15:53:41,877 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 15:53:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2018-04-12 15:53:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-12 15:53:41,877 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:41,877 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] [2018-04-12 15:53:41,878 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]=== [2018-04-12 15:53:41,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1809616073, now seen corresponding path program 1 times [2018-04-12 15:53:41,879 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:41,879 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:41,880 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:41,881 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:41,895 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:41,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:41,927 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 15:53:41,927 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 15:53:41,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 15:53:41,927 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 15:53:41,927 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-12 15:53:41,928 INFO L87 Difference]: Start difference. First operand 41 states and 48 transitions. Second operand 4 states. [2018-04-12 15:53:41,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:41,943 INFO L93 Difference]: Finished difference Result 55 states and 68 transitions. [2018-04-12 15:53:41,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 15:53:41,943 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2018-04-12 15:53:41,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:41,944 INFO L225 Difference]: With dead ends: 55 [2018-04-12 15:53:41,944 INFO L226 Difference]: Without dead ends: 55 [2018-04-12 15:53:41,944 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 [2018-04-12 15:53:41,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-12 15:53:41,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 43. [2018-04-12 15:53:41,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-12 15:53:41,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 50 transitions. [2018-04-12 15:53:41,948 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 50 transitions. Word has length 24 [2018-04-12 15:53:41,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:41,948 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 50 transitions. [2018-04-12 15:53:41,948 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 15:53:41,948 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2018-04-12 15:53:41,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-12 15:53:41,948 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:41,948 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] [2018-04-12 15:53:41,949 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]=== [2018-04-12 15:53:41,949 INFO L82 PathProgramCache]: Analyzing trace with hash 74255246, now seen corresponding path program 1 times [2018-04-12 15:53:41,949 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:41,949 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:41,950 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:41,950 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:41,958 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 15:53:41,995 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:53:41,995 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:53:42,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:42,045 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:53:42,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:42,093 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 15:53:42,093 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2018-04-12 15:53:42,093 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 15:53:42,093 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 15:53:42,094 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 15:53:42,094 INFO L87 Difference]: Start difference. First operand 43 states and 50 transitions. Second operand 5 states. [2018-04-12 15:53:42,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:42,105 INFO L93 Difference]: Finished difference Result 37 states and 39 transitions. [2018-04-12 15:53:42,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 15:53:42,105 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-04-12 15:53:42,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:42,105 INFO L225 Difference]: With dead ends: 37 [2018-04-12 15:53:42,105 INFO L226 Difference]: Without dead ends: 35 [2018-04-12 15:53:42,106 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 [2018-04-12 15:53:42,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-04-12 15:53:42,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-04-12 15:53:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-12 15:53:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2018-04-12 15:53:42,108 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 26 [2018-04-12 15:53:42,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:42,108 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2018-04-12 15:53:42,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 15:53:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-04-12 15:53:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-12 15:53:42,108 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:42,108 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] [2018-04-12 15:53:42,109 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]=== [2018-04-12 15:53:42,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1555343568, now seen corresponding path program 1 times [2018-04-12 15:53:42,109 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:42,109 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:42,110 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:42,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:42,110 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:42,120 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:42,162 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:53:42,162 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:53:42,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:42,198 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:53:42,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 15:53:42,230 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:42,234 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 15:53:42,234 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 15:53:42,256 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:42,283 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:53:42,283 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-04-12 15:53:42,283 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 15:53:42,283 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 15:53:42,283 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-12 15:53:42,283 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand 7 states. [2018-04-12 15:53:42,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:42,352 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2018-04-12 15:53:42,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 15:53:42,352 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-04-12 15:53:42,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:42,353 INFO L225 Difference]: With dead ends: 38 [2018-04-12 15:53:42,353 INFO L226 Difference]: Without dead ends: 38 [2018-04-12 15:53:42,353 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 [2018-04-12 15:53:42,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-04-12 15:53:42,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 37. [2018-04-12 15:53:42,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 15:53:42,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 40 transitions. [2018-04-12 15:53:42,357 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 40 transitions. Word has length 28 [2018-04-12 15:53:42,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:42,357 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 40 transitions. [2018-04-12 15:53:42,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 15:53:42,357 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2018-04-12 15:53:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-12 15:53:42,358 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:42,358 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] [2018-04-12 15:53:42,358 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]=== [2018-04-12 15:53:42,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1555343569, now seen corresponding path program 1 times [2018-04-12 15:53:42,359 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:42,359 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:42,360 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:42,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:42,360 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:42,371 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:42,499 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:53:42,499 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:53:42,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:42,529 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:53:42,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-12 15:53:42,543 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:42,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-12 15:53:42,565 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:42,590 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 15:53:42,591 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-12 15:53:42,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:42,773 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:53:42,773 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2018-04-12 15:53:42,773 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 15:53:42,774 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 15:53:42,774 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-04-12 15:53:42,774 INFO L87 Difference]: Start difference. First operand 37 states and 40 transitions. Second operand 13 states. [2018-04-12 15:53:42,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:42,979 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2018-04-12 15:53:42,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 15:53:42,980 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2018-04-12 15:53:42,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:42,980 INFO L225 Difference]: With dead ends: 41 [2018-04-12 15:53:42,981 INFO L226 Difference]: Without dead ends: 41 [2018-04-12 15:53:42,981 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 22 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2018-04-12 15:53:42,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-12 15:53:42,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2018-04-12 15:53:42,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-12 15:53:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2018-04-12 15:53:42,992 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 45 transitions. Word has length 28 [2018-04-12 15:53:42,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:42,992 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 45 transitions. [2018-04-12 15:53:42,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 15:53:42,992 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2018-04-12 15:53:42,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 15:53:42,993 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:42,993 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] [2018-04-12 15:53:42,993 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]=== [2018-04-12 15:53:42,994 INFO L82 PathProgramCache]: Analyzing trace with hash 1570203406, now seen corresponding path program 1 times [2018-04-12 15:53:42,994 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:42,994 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:42,995 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:42,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:42,995 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:43,007 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:43,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:43,078 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:53:43,078 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:53:43,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:43,113 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:53:43,117 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 6 treesize of output 5 [2018-04-12 15:53:43,117 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,118 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,118 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 15:53:43,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-12 15:53:43,141 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,150 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 15:53:43,150 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-12 15:53:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:43,181 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:53:43,181 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2018-04-12 15:53:43,181 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 15:53:43,181 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 15:53:43,181 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-04-12 15:53:43,182 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. Second operand 11 states. [2018-04-12 15:53:43,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:53:43,338 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-04-12 15:53:43,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 15:53:43,338 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 30 [2018-04-12 15:53:43,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:53:43,339 INFO L225 Difference]: With dead ends: 50 [2018-04-12 15:53:43,339 INFO L226 Difference]: Without dead ends: 50 [2018-04-12 15:53:43,339 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 27 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2018-04-12 15:53:43,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-12 15:53:43,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 37. [2018-04-12 15:53:43,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 15:53:43,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2018-04-12 15:53:43,343 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 30 [2018-04-12 15:53:43,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:53:43,343 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2018-04-12 15:53:43,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 15:53:43,343 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-04-12 15:53:43,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-12 15:53:43,343 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:53:43,344 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] [2018-04-12 15:53:43,344 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]=== [2018-04-12 15:53:43,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1570203407, now seen corresponding path program 1 times [2018-04-12 15:53:43,344 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:53:43,344 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:53:43,345 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:43,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:43,345 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:53:43,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:43,356 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:53:43,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:43,501 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:53:43,501 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:53:43,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:53:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:53:43,520 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:53:43,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2018-04-12 15:53:43,529 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-12 15:53:43,552 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-12 15:53:43,601 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-12 15:53:43,603 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 15:53:43,625 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-12 15:53:43,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,839 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 60 treesize of output 73 [2018-04-12 15:53:43,839 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-12 15:53:43,878 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,911 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 53 treesize of output 56 [2018-04-12 15:53:43,911 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,951 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:53:43,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-12 15:53:43,952 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:53:43,979 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-12 15:53:43,979 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-12 15:53:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:53:44,079 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:53:44,079 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 17 [2018-04-12 15:53:44,079 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-12 15:53:44,080 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-12 15:53:44,080 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=262, Unknown=1, NotChecked=0, Total=306 [2018-04-12 15:53:44,080 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 18 states. [2018-04-12 15:53:44,378 WARN L148 SmtUtils]: Spent 143ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-12 15:54:03,161 WARN L148 SmtUtils]: Spent 354ms on a formula simplification that was a NOOP. DAG size: 57 [2018-04-12 15:54:05,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:54:05,378 INFO L93 Difference]: Finished difference Result 52 states and 58 transitions. [2018-04-12 15:54:05,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 15:54:05,379 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 30 [2018-04-12 15:54:05,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:54:05,379 INFO L225 Difference]: With dead ends: 52 [2018-04-12 15:54:05,379 INFO L226 Difference]: Without dead ends: 52 [2018-04-12 15:54:05,380 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 23 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=107, Invalid=591, Unknown=4, NotChecked=0, Total=702 [2018-04-12 15:54:05,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-12 15:54:05,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 37. [2018-04-12 15:54:05,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-12 15:54:05,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2018-04-12 15:54:05,383 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 30 [2018-04-12 15:54:05,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:54:05,383 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2018-04-12 15:54:05,383 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-12 15:54:05,383 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-04-12 15:54:05,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-12 15:54:05,383 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:54:05,383 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] [2018-04-12 15:54:05,384 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]=== [2018-04-12 15:54:05,384 INFO L82 PathProgramCache]: Analyzing trace with hash -536984021, now seen corresponding path program 1 times [2018-04-12 15:54:05,384 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:54:05,384 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:54:05,384 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:05,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:54:05,385 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:54:05,393 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:54:05,418 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 15:54:05,418 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:54:05,418 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:54:05,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:54:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:54:05,450 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:54:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 15:54:05,501 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:54:05,501 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-04-12 15:54:05,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-12 15:54:05,502 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-12 15:54:05,502 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-12 15:54:05,502 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 7 states. [2018-04-12 15:54:05,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:54:05,531 INFO L93 Difference]: Finished difference Result 45 states and 51 transitions. [2018-04-12 15:54:05,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 15:54:05,531 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2018-04-12 15:54:05,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:54:05,532 INFO L225 Difference]: With dead ends: 45 [2018-04-12 15:54:05,532 INFO L226 Difference]: Without dead ends: 45 [2018-04-12 15:54:05,532 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 [2018-04-12 15:54:05,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-12 15:54:05,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 40. [2018-04-12 15:54:05,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-12 15:54:05,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2018-04-12 15:54:05,536 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 34 [2018-04-12 15:54:05,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:54:05,536 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2018-04-12 15:54:05,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-12 15:54:05,536 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2018-04-12 15:54:05,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-12 15:54:05,537 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:54:05,537 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] [2018-04-12 15:54:05,537 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]=== [2018-04-12 15:54:05,537 INFO L82 PathProgramCache]: Analyzing trace with hash -935009851, now seen corresponding path program 1 times [2018-04-12 15:54:05,537 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:54:05,537 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:54:05,538 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:05,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:54:05,539 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:54:05,549 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:54:05,733 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 15:54:05,733 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:54:05,734 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:54:05,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:54:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:54:05,765 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:54:05,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-12 15:54:05,788 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:05,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-12 15:54:05,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:05,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 15:54:05,821 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-12 15:54:06,000 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 15:54:06,018 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:54:06,019 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 17 [2018-04-12 15:54:06,019 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-12 15:54:06,019 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-12 15:54:06,019 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2018-04-12 15:54:06,020 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand 18 states. [2018-04-12 15:54:06,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:54:06,420 INFO L93 Difference]: Finished difference Result 61 states and 71 transitions. [2018-04-12 15:54:06,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-12 15:54:06,420 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 38 [2018-04-12 15:54:06,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:54:06,421 INFO L225 Difference]: With dead ends: 61 [2018-04-12 15:54:06,421 INFO L226 Difference]: Without dead ends: 61 [2018-04-12 15:54:06,422 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=102, Invalid=600, Unknown=0, NotChecked=0, Total=702 [2018-04-12 15:54:06,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-12 15:54:06,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 51. [2018-04-12 15:54:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-12 15:54:06,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 58 transitions. [2018-04-12 15:54:06,425 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 58 transitions. Word has length 38 [2018-04-12 15:54:06,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:54:06,426 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 58 transitions. [2018-04-12 15:54:06,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-12 15:54:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2018-04-12 15:54:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-12 15:54:06,426 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:54:06,426 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] [2018-04-12 15:54:06,426 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]=== [2018-04-12 15:54:06,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1656056451, now seen corresponding path program 2 times [2018-04-12 15:54:06,427 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:54:06,427 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:54:06,427 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:06,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:54:06,428 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:54:06,440 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:54:06,614 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:54:06,615 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:54:06,615 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:54:06,620 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 15:54:06,636 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 15:54:06,636 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:54:06,638 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:54:06,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2018-04-12 15:54:06,644 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:06,660 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 32 treesize of output 31 [2018-04-12 15:54:06,660 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:06,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-12 15:54:06,682 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:06,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-12 15:54:06,684 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:06,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 15:54:06,701 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-12 15:54:06,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:06,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:06,882 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 60 treesize of output 73 [2018-04-12 15:54:06,882 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:06,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:06,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:06,921 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 54 treesize of output 48 [2018-04-12 15:54:06,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:06,951 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:06,952 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 53 treesize of output 56 [2018-04-12 15:54:06,952 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:06,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:06,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:06,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-12 15:54:06,984 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:07,016 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-12 15:54:07,016 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-12 15:54:07,283 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:54:07,310 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:54:07,310 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 21 [2018-04-12 15:54:07,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-12 15:54:07,311 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-12 15:54:07,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=404, Unknown=1, NotChecked=0, Total=462 [2018-04-12 15:54:07,311 INFO L87 Difference]: Start difference. First operand 51 states and 58 transitions. Second operand 22 states. [2018-04-12 15:54:07,582 WARN L148 SmtUtils]: Spent 119ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-12 15:54:30,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:54:30,736 INFO L93 Difference]: Finished difference Result 63 states and 73 transitions. [2018-04-12 15:54:30,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 15:54:30,737 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 40 [2018-04-12 15:54:30,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:54:30,737 INFO L225 Difference]: With dead ends: 63 [2018-04-12 15:54:30,738 INFO L226 Difference]: Without dead ends: 63 [2018-04-12 15:54:30,738 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 30 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=138, Invalid=914, Unknown=4, NotChecked=0, Total=1056 [2018-04-12 15:54:30,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-04-12 15:54:30,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 54. [2018-04-12 15:54:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-12 15:54:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2018-04-12 15:54:30,742 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 63 transitions. Word has length 40 [2018-04-12 15:54:30,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:54:30,743 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 63 transitions. [2018-04-12 15:54:30,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-12 15:54:30,743 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2018-04-12 15:54:30,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-12 15:54:30,743 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:54:30,744 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] [2018-04-12 15:54:30,744 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]=== [2018-04-12 15:54:30,744 INFO L82 PathProgramCache]: Analyzing trace with hash 637350659, now seen corresponding path program 3 times [2018-04-12 15:54:30,744 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:54:30,744 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:54:30,745 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:30,745 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:54:30,745 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:54:30,756 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:54:30,947 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:54:30,947 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:54:30,948 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:54:30,956 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 15:54:30,978 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 15:54:30,979 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:54:30,980 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:54:31,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-12 15:54:31,001 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:31,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-12 15:54:31,041 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:31,058 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 15:54:31,059 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-12 15:54:31,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:31,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:31,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-12 15:54:31,400 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:31,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:31,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:31,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 68 [2018-04-12 15:54:31,434 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:31,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2018-04-12 15:54:31,469 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:31,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:31,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:31,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-12 15:54:31,501 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:31,529 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-12 15:54:31,529 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-12 15:54:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 15:54:31,669 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:54:31,670 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 22 [2018-04-12 15:54:31,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-12 15:54:31,670 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-12 15:54:31,671 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=445, Unknown=1, NotChecked=0, Total=506 [2018-04-12 15:54:31,671 INFO L87 Difference]: Start difference. First operand 54 states and 63 transitions. Second operand 23 states. [2018-04-12 15:54:48,867 WARN L148 SmtUtils]: Spent 195ms on a formula simplification that was a NOOP. DAG size: 58 [2018-04-12 15:54:51,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:54:51,028 INFO L93 Difference]: Finished difference Result 65 states and 75 transitions. [2018-04-12 15:54:51,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-12 15:54:51,028 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 40 [2018-04-12 15:54:51,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:54:51,029 INFO L225 Difference]: With dead ends: 65 [2018-04-12 15:54:51,029 INFO L226 Difference]: Without dead ends: 65 [2018-04-12 15:54:51,029 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 30 SyntacticMatches, 4 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=145, Invalid=973, Unknown=4, NotChecked=0, Total=1122 [2018-04-12 15:54:51,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-04-12 15:54:51,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 55. [2018-04-12 15:54:51,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-12 15:54:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2018-04-12 15:54:51,032 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 40 [2018-04-12 15:54:51,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:54:51,032 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2018-04-12 15:54:51,032 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-12 15:54:51,032 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-04-12 15:54:51,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-12 15:54:51,032 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:54:51,033 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] [2018-04-12 15:54:51,033 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]=== [2018-04-12 15:54:51,033 INFO L82 PathProgramCache]: Analyzing trace with hash -428964799, now seen corresponding path program 1 times [2018-04-12 15:54:51,033 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:54:51,033 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:54:51,034 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:51,034 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:54:51,034 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:54:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:54:51,045 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:54:51,282 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 15:54:51,282 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:54:51,282 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:54:51,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:54:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:54:51,320 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:54:51,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2018-04-12 15:54:51,331 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:51,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-12 15:54:51,334 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:51,357 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 28 treesize of output 27 [2018-04-12 15:54:51,357 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:51,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-12 15:54:51,377 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:51,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 15:54:51,404 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-12 15:54:51,598 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:51,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:51,600 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-04-12 15:54:51,600 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:51,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:51,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:51,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 68 [2018-04-12 15:54:51,643 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:51,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:51,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:51,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-12 15:54:51,688 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:51,740 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 47 treesize of output 46 [2018-04-12 15:54:51,741 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:51,772 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-12 15:54:51,772 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-12 15:54:52,092 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,104 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 69 treesize of output 80 [2018-04-12 15:54:52,105 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-12 15:54:52,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,268 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 54 [2018-04-12 15:54:52,268 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:52,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,272 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-04-12 15:54:52,272 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:52,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,420 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,421 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 71 treesize of output 65 [2018-04-12 15:54:52,421 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:52,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,557 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 67 treesize of output 98 [2018-04-12 15:54:52,558 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 15:54:52,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 54 [2018-04-12 15:54:52,753 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:52,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 66 treesize of output 60 [2018-04-12 15:54:52,757 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:52,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:52,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 92 [2018-04-12 15:54:52,911 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 15:54:53,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:53,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:53,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:53,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:53,108 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 69 treesize of output 100 [2018-04-12 15:54:53,108 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-12 15:54:53,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:53,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:53,325 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-12 15:54:53,325 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:53,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:53,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:54:53,328 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 68 treesize of output 62 [2018-04-12 15:54:53,329 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 15:54:53,528 INFO L267 ElimStorePlain]: Start of recursive call 1: 24 dim-0 vars, 8 dim-1 vars, End of recursive call: 40 dim-0 vars, and 8 xjuncts. [2018-04-12 15:54:53,528 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 32 variables, input treesize:277, output treesize:421 [2018-04-12 15:54:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 15:54:53,714 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:54:53,714 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 23 [2018-04-12 15:54:53,714 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-12 15:54:53,714 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-12 15:54:53,714 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=482, Unknown=2, NotChecked=0, Total=552 [2018-04-12 15:54:53,714 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand 24 states. [2018-04-12 15:54:54,002 WARN L148 SmtUtils]: Spent 103ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-12 15:55:35,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:55:35,307 INFO L93 Difference]: Finished difference Result 68 states and 78 transitions. [2018-04-12 15:55:35,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-12 15:55:35,320 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 42 [2018-04-12 15:55:35,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:55:35,320 INFO L225 Difference]: With dead ends: 68 [2018-04-12 15:55:35,320 INFO L226 Difference]: Without dead ends: 68 [2018-04-12 15:55:35,321 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 33 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=171, Invalid=1229, Unknown=6, NotChecked=0, Total=1406 [2018-04-12 15:55:35,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-12 15:55:35,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 55. [2018-04-12 15:55:35,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-12 15:55:35,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2018-04-12 15:55:35,323 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 42 [2018-04-12 15:55:35,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:55:35,323 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2018-04-12 15:55:35,323 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-12 15:55:35,323 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-04-12 15:55:35,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-12 15:55:35,324 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:55:35,324 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] [2018-04-12 15:55:35,324 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]=== [2018-04-12 15:55:35,324 INFO L82 PathProgramCache]: Analyzing trace with hash 670365727, now seen corresponding path program 2 times [2018-04-12 15:55:35,324 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:55:35,324 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:55:35,325 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:55:35,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:55:35,325 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:55:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:55:35,331 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:55:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 15:55:35,366 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:55:35,367 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:55:35,374 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 15:55:35,394 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 15:55:35,394 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:55:35,396 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:55:35,421 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-12 15:55:35,449 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:55:35,449 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-04-12 15:55:35,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 15:55:35,449 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 15:55:35,449 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2018-04-12 15:55:35,450 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand 9 states. [2018-04-12 15:55:35,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:55:35,480 INFO L93 Difference]: Finished difference Result 72 states and 87 transitions. [2018-04-12 15:55:35,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 15:55:35,480 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 44 [2018-04-12 15:55:35,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:55:35,481 INFO L225 Difference]: With dead ends: 72 [2018-04-12 15:55:35,481 INFO L226 Difference]: Without dead ends: 72 [2018-04-12 15:55:35,481 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 [2018-04-12 15:55:35,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-04-12 15:55:35,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 63. [2018-04-12 15:55:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-12 15:55:35,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 74 transitions. [2018-04-12 15:55:35,485 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 74 transitions. Word has length 44 [2018-04-12 15:55:35,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:55:35,486 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 74 transitions. [2018-04-12 15:55:35,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 15:55:35,486 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2018-04-12 15:55:35,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-12 15:55:35,486 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:55:35,487 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] [2018-04-12 15:55:35,487 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]=== [2018-04-12 15:55:35,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1074572535, now seen corresponding path program 4 times [2018-04-12 15:55:35,487 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:55:35,487 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:55:35,488 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:55:35,488 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:55:35,488 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:55:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:55:35,495 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:55:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 15:55:35,744 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:55:35,745 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:55:35,764 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 15:55:35,787 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 15:55:35,787 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:55:35,790 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:55:35,825 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 29 treesize of output 28 [2018-04-12 15:55:35,826 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:55:35,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-12 15:55:35,853 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:55:35,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-12 15:55:35,854 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:55:35,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-12 15:55:35,875 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:55:35,892 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 15:55:35,893 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-12 15:55:36,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:55:36,070 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 48 treesize of output 51 [2018-04-12 15:55:36,070 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 15:55:36,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:55:36,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:55:36,099 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 42 treesize of output 36 [2018-04-12 15:55:36,099 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 15:55:36,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:55:36,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:55:36,124 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 45 treesize of output 58 [2018-04-12 15:55:36,124 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 15:55:36,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:55:36,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 15:55:36,150 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-12 15:55:36,150 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 15:55:36,170 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-12 15:55:36,170 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:99, output treesize:71 [2018-04-12 15:55:38,362 WARN L148 SmtUtils]: Spent 2027ms on a formula simplification that was a NOOP. DAG size: 48 [2018-04-12 15:55:40,569 WARN L148 SmtUtils]: Spent 2153ms on a formula simplification that was a NOOP. DAG size: 48 [2018-04-12 15:55:40,595 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-12 15:55:40,615 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:55:40,615 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13] total 26 [2018-04-12 15:55:40,615 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-12 15:55:40,615 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-12 15:55:40,615 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=627, Unknown=5, NotChecked=0, Total=702 [2018-04-12 15:55:40,615 INFO L87 Difference]: Start difference. First operand 63 states and 74 transitions. Second operand 27 states. [2018-04-12 15:56:06,452 WARN L151 SmtUtils]: Spent 2060ms on a formula simplification. DAG size of input: 59 DAG size of output 52 [2018-04-12 15:56:06,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:56:06,744 INFO L93 Difference]: Finished difference Result 85 states and 98 transitions. [2018-04-12 15:56:06,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-12 15:56:06,745 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 50 [2018-04-12 15:56:06,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:56:06,745 INFO L225 Difference]: With dead ends: 85 [2018-04-12 15:56:06,745 INFO L226 Difference]: Without dead ends: 85 [2018-04-12 15:56:06,746 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 42 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 13.7s TimeCoverageRelationStatistics Valid=262, Invalid=1622, Unknown=8, NotChecked=0, Total=1892 [2018-04-12 15:56:06,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-12 15:56:06,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 45. [2018-04-12 15:56:06,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-04-12 15:56:06,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 51 transitions. [2018-04-12 15:56:06,748 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 51 transitions. Word has length 50 [2018-04-12 15:56:06,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:56:06,749 INFO L459 AbstractCegarLoop]: Abstraction has 45 states and 51 transitions. [2018-04-12 15:56:06,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-12 15:56:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2018-04-12 15:56:06,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-12 15:56:06,749 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:56:06,750 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] [2018-04-12 15:56:06,750 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]=== [2018-04-12 15:56:06,750 INFO L82 PathProgramCache]: Analyzing trace with hash 2113718547, now seen corresponding path program 3 times [2018-04-12 15:56:06,750 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:56:06,750 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:56:06,751 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:06,751 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:56:06,751 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:56:06,760 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:56:06,799 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-12 15:56:06,799 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:56:06,799 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:56:06,809 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 15:56:06,847 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-12 15:56:06,847 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:56:06,848 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:56:06,875 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-12 15:56:06,893 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:56:06,893 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-04-12 15:56:06,893 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 15:56:06,894 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 15:56:06,894 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=61, Unknown=0, NotChecked=0, Total=110 [2018-04-12 15:56:06,894 INFO L87 Difference]: Start difference. First operand 45 states and 51 transitions. Second operand 11 states. [2018-04-12 15:56:06,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:56:06,922 INFO L93 Difference]: Finished difference Result 55 states and 65 transitions. [2018-04-12 15:56:06,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 15:56:06,923 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2018-04-12 15:56:06,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:56:06,923 INFO L225 Difference]: With dead ends: 55 [2018-04-12 15:56:06,923 INFO L226 Difference]: Without dead ends: 55 [2018-04-12 15:56:06,924 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 [2018-04-12 15:56:06,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-12 15:56:06,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2018-04-12 15:56:06,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-12 15:56:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 59 transitions. [2018-04-12 15:56:06,926 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 59 transitions. Word has length 54 [2018-04-12 15:56:06,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:56:06,926 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 59 transitions. [2018-04-12 15:56:06,927 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 15:56:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2018-04-12 15:56:06,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-12 15:56:06,927 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:56:06,928 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] [2018-04-12 15:56:06,928 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]=== [2018-04-12 15:56:06,928 INFO L82 PathProgramCache]: Analyzing trace with hash -226821881, now seen corresponding path program 4 times [2018-04-12 15:56:06,928 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:56:06,928 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:56:06,929 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:06,929 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:56:06,929 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:56:06,935 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:56:06,966 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-12 15:56:06,966 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:56:06,967 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:56:06,973 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 15:56:06,995 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 15:56:06,995 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:56:06,997 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:56:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-12 15:56:07,095 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:56:07,095 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-04-12 15:56:07,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-12 15:56:07,096 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-12 15:56:07,096 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2018-04-12 15:56:07,096 INFO L87 Difference]: Start difference. First operand 51 states and 59 transitions. Second operand 13 states. [2018-04-12 15:56:07,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:56:07,143 INFO L93 Difference]: Finished difference Result 61 states and 73 transitions. [2018-04-12 15:56:07,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 15:56:07,143 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 64 [2018-04-12 15:56:07,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:56:07,143 INFO L225 Difference]: With dead ends: 61 [2018-04-12 15:56:07,144 INFO L226 Difference]: Without dead ends: 61 [2018-04-12 15:56:07,144 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 [2018-04-12 15:56:07,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-12 15:56:07,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 57. [2018-04-12 15:56:07,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-12 15:56:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2018-04-12 15:56:07,146 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 64 [2018-04-12 15:56:07,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:56:07,147 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2018-04-12 15:56:07,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-12 15:56:07,147 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-04-12 15:56:07,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-12 15:56:07,148 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:56:07,148 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] [2018-04-12 15:56:07,148 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]=== [2018-04-12 15:56:07,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1212467195, now seen corresponding path program 5 times [2018-04-12 15:56:07,148 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:56:07,148 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:56:07,149 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:07,149 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:56:07,149 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:56:07,161 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:56:07,215 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-04-12 15:56:07,215 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:56:07,215 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:56:07,223 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-12 15:56:07,276 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-04-12 15:56:07,276 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:56:07,278 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:56:07,327 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-04-12 15:56:07,344 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:56:07,345 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-04-12 15:56:07,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-12 15:56:07,345 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-12 15:56:07,345 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=120, Unknown=0, NotChecked=0, Total=210 [2018-04-12 15:56:07,345 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand 15 states. [2018-04-12 15:56:07,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:56:07,388 INFO L93 Difference]: Finished difference Result 67 states and 81 transitions. [2018-04-12 15:56:07,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 15:56:07,388 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 74 [2018-04-12 15:56:07,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:56:07,389 INFO L225 Difference]: With dead ends: 67 [2018-04-12 15:56:07,389 INFO L226 Difference]: Without dead ends: 67 [2018-04-12 15:56:07,389 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 [2018-04-12 15:56:07,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-04-12 15:56:07,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2018-04-12 15:56:07,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-12 15:56:07,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 75 transitions. [2018-04-12 15:56:07,392 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 75 transitions. Word has length 74 [2018-04-12 15:56:07,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:56:07,392 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 75 transitions. [2018-04-12 15:56:07,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-12 15:56:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2018-04-12 15:56:07,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-12 15:56:07,393 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:56:07,393 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] [2018-04-12 15:56:07,394 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]=== [2018-04-12 15:56:07,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1465944593, now seen corresponding path program 6 times [2018-04-12 15:56:07,394 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:56:07,394 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:56:07,395 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:07,395 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:56:07,395 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:56:07,406 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:56:07,470 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-04-12 15:56:07,470 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:56:07,471 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:56:07,479 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-12 15:56:07,596 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2018-04-12 15:56:07,596 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:56:07,598 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:56:07,663 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-04-12 15:56:07,690 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:56:07,690 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-04-12 15:56:07,690 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-12 15:56:07,690 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-12 15:56:07,690 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=157, Unknown=0, NotChecked=0, Total=272 [2018-04-12 15:56:07,691 INFO L87 Difference]: Start difference. First operand 63 states and 75 transitions. Second operand 17 states. [2018-04-12 15:56:07,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:56:07,753 INFO L93 Difference]: Finished difference Result 73 states and 89 transitions. [2018-04-12 15:56:07,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-12 15:56:07,753 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 84 [2018-04-12 15:56:07,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:56:07,754 INFO L225 Difference]: With dead ends: 73 [2018-04-12 15:56:07,754 INFO L226 Difference]: Without dead ends: 73 [2018-04-12 15:56:07,754 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 [2018-04-12 15:56:07,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-04-12 15:56:07,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 69. [2018-04-12 15:56:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-04-12 15:56:07,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 83 transitions. [2018-04-12 15:56:07,757 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 83 transitions. Word has length 84 [2018-04-12 15:56:07,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:56:07,758 INFO L459 AbstractCegarLoop]: Abstraction has 69 states and 83 transitions. [2018-04-12 15:56:07,758 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-12 15:56:07,758 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 83 transitions. [2018-04-12 15:56:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-12 15:56:07,759 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:56:07,759 INFO L355 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 15:56:07,759 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]=== [2018-04-12 15:56:07,759 INFO L82 PathProgramCache]: Analyzing trace with hash 1463829219, now seen corresponding path program 7 times [2018-04-12 15:56:07,759 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:56:07,759 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:56:07,760 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:07,760 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:56:07,760 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:56:07,768 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:56:07,829 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-04-12 15:56:07,829 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:56:07,829 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:56:07,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:56:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:56:07,884 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:56:07,966 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-04-12 15:56:07,984 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:56:07,985 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-04-12 15:56:07,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-12 15:56:07,985 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-12 15:56:07,985 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=199, Unknown=0, NotChecked=0, Total=342 [2018-04-12 15:56:07,985 INFO L87 Difference]: Start difference. First operand 69 states and 83 transitions. Second operand 19 states. [2018-04-12 15:56:08,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:56:08,043 INFO L93 Difference]: Finished difference Result 79 states and 97 transitions. [2018-04-12 15:56:08,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 15:56:08,043 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 94 [2018-04-12 15:56:08,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:56:08,044 INFO L225 Difference]: With dead ends: 79 [2018-04-12 15:56:08,044 INFO L226 Difference]: Without dead ends: 79 [2018-04-12 15:56:08,044 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=143, Invalid=199, Unknown=0, NotChecked=0, Total=342 [2018-04-12 15:56:08,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-12 15:56:08,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2018-04-12 15:56:08,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-04-12 15:56:08,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 91 transitions. [2018-04-12 15:56:08,047 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 91 transitions. Word has length 94 [2018-04-12 15:56:08,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:56:08,048 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 91 transitions. [2018-04-12 15:56:08,048 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-12 15:56:08,048 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2018-04-12 15:56:08,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-04-12 15:56:08,049 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:56:08,049 INFO L355 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 15:56:08,049 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]=== [2018-04-12 15:56:08,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1716285143, now seen corresponding path program 8 times [2018-04-12 15:56:08,049 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:56:08,049 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:56:08,050 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:08,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 15:56:08,050 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:56:08,059 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:56:08,155 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-04-12 15:56:08,155 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:56:08,155 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:56:08,164 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 15:56:08,198 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 15:56:08,198 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:56:08,201 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:56:08,294 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-04-12 15:56:08,312 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:56:08,312 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-04-12 15:56:08,313 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-12 15:56:08,313 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-12 15:56:08,313 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=246, Unknown=0, NotChecked=0, Total=420 [2018-04-12 15:56:08,313 INFO L87 Difference]: Start difference. First operand 75 states and 91 transitions. Second operand 21 states. [2018-04-12 15:56:08,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:56:08,383 INFO L93 Difference]: Finished difference Result 85 states and 105 transitions. [2018-04-12 15:56:08,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-12 15:56:08,383 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 104 [2018-04-12 15:56:08,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:56:08,384 INFO L225 Difference]: With dead ends: 85 [2018-04-12 15:56:08,384 INFO L226 Difference]: Without dead ends: 85 [2018-04-12 15:56:08,384 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=174, Invalid=246, Unknown=0, NotChecked=0, Total=420 [2018-04-12 15:56:08,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-12 15:56:08,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 81. [2018-04-12 15:56:08,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-04-12 15:56:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 99 transitions. [2018-04-12 15:56:08,387 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 99 transitions. Word has length 104 [2018-04-12 15:56:08,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:56:08,388 INFO L459 AbstractCegarLoop]: Abstraction has 81 states and 99 transitions. [2018-04-12 15:56:08,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-12 15:56:08,388 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 99 transitions. [2018-04-12 15:56:08,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-04-12 15:56:08,389 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:56:08,389 INFO L355 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 15:56:08,389 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]=== [2018-04-12 15:56:08,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1784232395, now seen corresponding path program 9 times [2018-04-12 15:56:08,389 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:56:08,390 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:56:08,390 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:08,390 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:56:08,391 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 15:56:08,407 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 15:56:08,503 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2018-04-12 15:56:08,503 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 15:56:08,503 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 15:56:08,511 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 15:56:08,772 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2018-04-12 15:56:08,772 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 15:56:08,775 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 15:56:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-04-12 15:56:08,935 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 15:56:08,935 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 26 [2018-04-12 15:56:08,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-12 15:56:08,936 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-12 15:56:08,936 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=435, Unknown=0, NotChecked=0, Total=650 [2018-04-12 15:56:08,936 INFO L87 Difference]: Start difference. First operand 81 states and 99 transitions. Second operand 26 states. [2018-04-12 15:56:09,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 15:56:09,064 INFO L93 Difference]: Finished difference Result 91 states and 113 transitions. [2018-04-12 15:56:09,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-12 15:56:09,064 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 114 [2018-04-12 15:56:09,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 15:56:09,065 INFO L225 Difference]: With dead ends: 91 [2018-04-12 15:56:09,065 INFO L226 Difference]: Without dead ends: 91 [2018-04-12 15:56:09,065 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=234, Invalid=522, Unknown=0, NotChecked=0, Total=756 [2018-04-12 15:56:09,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-04-12 15:56:09,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2018-04-12 15:56:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-04-12 15:56:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 107 transitions. [2018-04-12 15:56:09,068 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 107 transitions. Word has length 114 [2018-04-12 15:56:09,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 15:56:09,068 INFO L459 AbstractCegarLoop]: Abstraction has 87 states and 107 transitions. [2018-04-12 15:56:09,068 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-12 15:56:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2018-04-12 15:56:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-12 15:56:09,069 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 15:56:09,069 INFO L355 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 15:56:09,069 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]=== [2018-04-12 15:56:09,070 INFO L82 PathProgramCache]: Analyzing trace with hash 778822591, now seen corresponding path program 10 times [2018-04-12 15:56:09,070 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 15:56:09,070 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 15:56:09,071 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:09,071 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 15:56:09,071 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 15:56:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 15:56:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 15:56:09,138 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-12 15:56:09,158 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-04-12 15:56:09,163 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-12 15:56:09,163 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-12 15:56:09,163 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-12 15:56:09,164 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-12 15:56:09,164 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-12 15:56:09,164 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-12 15:56:09,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 03:56:09 BoogieIcfgContainer [2018-04-12 15:56:09,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 15:56:09,182 INFO L168 Benchmark]: Toolchain (without parser) took 148895.20 ms. Allocated memory was 403.2 MB in the beginning and 702.0 MB in the end (delta: 298.8 MB). Free memory was 337.4 MB in the beginning and 596.1 MB in the end (delta: -258.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 5.3 GB. [2018-04-12 15:56:09,183 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 403.2 MB. Free memory is still 366.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 15:56:09,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.81 ms. Allocated memory is still 403.2 MB. Free memory was 337.4 MB in the beginning and 294.9 MB in the end (delta: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 5.3 GB. [2018-04-12 15:56:09,184 INFO L168 Benchmark]: Boogie Preprocessor took 56.34 ms. Allocated memory is still 403.2 MB. Free memory was 294.9 MB in the beginning and 291.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-12 15:56:09,184 INFO L168 Benchmark]: RCFGBuilder took 716.42 ms. Allocated memory was 403.2 MB in the beginning and 609.7 MB in the end (delta: 206.6 MB). Free memory was 291.0 MB in the beginning and 482.3 MB in the end (delta: -191.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 5.3 GB. [2018-04-12 15:56:09,184 INFO L168 Benchmark]: TraceAbstraction took 147828.84 ms. Allocated memory was 609.7 MB in the beginning and 702.0 MB in the end (delta: 92.3 MB). Free memory was 482.3 MB in the beginning and 596.1 MB in the end (delta: -113.8 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 15:56:09,185 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 403.2 MB. Free memory is still 366.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 290.81 ms. Allocated memory is still 403.2 MB. Free memory was 337.4 MB in the beginning and 294.9 MB in the end (delta: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 56.34 ms. Allocated memory is still 403.2 MB. Free memory was 294.9 MB in the beginning and 291.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 716.42 ms. Allocated memory was 403.2 MB in the beginning and 609.7 MB in the end (delta: 206.6 MB). Free memory was 291.0 MB in the beginning and 482.3 MB in the end (delta: -191.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 147828.84 ms. Allocated memory was 609.7 MB in the beginning and 702.0 MB in the end (delta: 92.3 MB). Free memory was 482.3 MB in the beginning and 596.1 MB in the end (delta: -113.8 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1452]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1135] FCALL struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={44:0}] [L1135] FCALL struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={44:0}] [L1135] FCALL struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={44:0}] [L1453] CALL entry_point() VAL [ldv_global_msg_list={44:0}] [L1439] int len = 10; VAL [ldv_global_msg_list={44:0}, len=10] [L1440] CALL, EXPR ldv_malloc(sizeof(struct A18*)*len) VAL [\old(size)=40, ldv_global_msg_list={44:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) VAL [\old(size)=40, ldv_global_msg_list={44:0}, malloc(size)={43:0}, size=40] [L1074] RET return malloc(size); VAL [\old(size)=40, \result={43:0}, ldv_global_msg_list={44:0}, malloc(size)={43:0}, size=40] [L1440] EXPR ldv_malloc(sizeof(struct A18*)*len) VAL [ldv_global_msg_list={44:0}, ldv_malloc(sizeof(struct A18*)*len)={43:0}, len=10] [L1440] struct A18 **array = (struct A18 **)ldv_malloc(sizeof(struct A18*)*len); [L1441] struct A18 *p; [L1442] int i=0; VAL [array={43:0}, i=0, ldv_global_msg_list={44:0}, len=10] [L1443] COND FALSE !(!array) VAL [array={43:0}, i=0, ldv_global_msg_list={44:0}, len=10] [L1444] COND TRUE i