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 0.1.23-666feb3-m [2018-04-11 23:37:23,591 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 23:37:23,592 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 23:37:23,603 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 23:37:23,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 23:37:23,604 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 23:37:23,605 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 23:37:23,606 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 23:37:23,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 23:37:23,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 23:37:23,609 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 23:37:23,610 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 23:37:23,610 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 23:37:23,611 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 23:37:23,612 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 23:37:23,613 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 23:37:23,615 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 23:37:23,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 23:37:23,617 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 23:37:23,618 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 23:37:23,619 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 23:37:23,620 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 23:37:23,620 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 23:37:23,621 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 23:37:23,621 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 23:37:23,622 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 23:37:23,622 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 23:37:23,623 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 23:37:23,623 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 23:37:23,624 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 23:37:23,624 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 23:37:23,624 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-11 23:37:23,646 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 23:37:23,646 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 23:37:23,647 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 23:37:23,647 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 23:37:23,647 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 23:37:23,647 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 23:37:23,647 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 23:37:23,648 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 23:37:23,648 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 23:37:23,648 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 23:37:23,648 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 23:37:23,648 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 23:37:23,648 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 23:37:23,648 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 23:37:23,649 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 23:37:23,649 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 23:37:23,649 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 23:37:23,649 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 23:37:23,649 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 23:37:23,649 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 23:37:23,650 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 23:37:23,650 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 23:37:23,650 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 23:37:23,650 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 23:37:23,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 23:37:23,688 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 23:37:23,691 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 23:37:23,693 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 23:37:23,693 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 23:37:23,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,003 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGc2f618abd [2018-04-11 23:37:24,158 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 23:37:24,158 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 23:37:24,159 INFO L168 CDTParser]: Scanning memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,169 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 23:37:24,170 INFO L215 ultiparseSymbolTable]: [2018-04-11 23:37:24,170 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 23:37:24,170 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_get ('ldv_kref_get') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,170 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_del ('ldv_kobject_del') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,170 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_submit_msg ('ldv_submit_msg') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,170 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_positive ('ldv_positive') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,170 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_put ('ldv_kobject_put') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,170 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init ('ldv_kobject_init') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_del ('__ldv_list_del') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_32 ('__bswap_32') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanup ('ldv_kobject_cleanup') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__g ('g') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_nonpositive ('ldv_nonpositive') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_return ('ldv_atomic_sub_return') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_point ('entry_point') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_alloc ('ldv_msg_alloc') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init_internal ('ldv_kobject_init_internal') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,171 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_init ('ldv_kref_init') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fill ('ldv_msg_fill') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add ('ldv_list_add') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tail ('ldv_list_add_tail') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__f ('f') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_return ('ldv_atomic_add_return') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_create ('ldv_kobject_create') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEAD ('LDV_INIT_LIST_HEAD') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_add ('__ldv_list_add') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgs ('ldv_destroy_msgs') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,172 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_sub ('ldv_kref_sub') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_get ('ldv_kobject_get') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_64 ('__bswap_64') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdata ('ldv_dev_set_drvdata') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_del ('ldv_list_del') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_free ('ldv_msg_free') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_put ('ldv_kref_put') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_release ('ldv_kobject_release') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc ('ldv_malloc') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_zalloc ('ldv_zalloc') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,173 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdata ('ldv_dev_get_drvdata') in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__size_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____time_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____timer_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____intptr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____rlim_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__fsfilcnt_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ssize_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__int32_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ino_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pid_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pthread_mutex_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__idtype_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____fsfilcnt64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__key_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____u_short in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__mode_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____socklen_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__fsblkcnt_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____suseconds_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pthread_barrierattr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,183 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__dev_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,183 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____u_int in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,183 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__time_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,183 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__pthread_rwlockattr_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,183 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____blkcnt64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,183 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__sigset_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,183 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__nlink_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,184 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__uint in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,184 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ino64_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,184 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__id_t in memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:24,199 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGc2f618abd [2018-04-11 23:37:24,202 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 23:37:24,203 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 23:37:24,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 23:37:24,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 23:37:24,207 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 23:37:24,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d98999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24, skipping insertion in model container [2018-04-11 23:37:24,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,220 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 23:37:24,251 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 23:37:24,399 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 23:37:24,452 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 23:37:24,460 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 155 non ball SCCs. Number of states in SCCs 155. [2018-04-11 23:37:24,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24 WrapperNode [2018-04-11 23:37:24,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 23:37:24,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 23:37:24,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 23:37:24,503 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 23:37:24,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (1/1) ... [2018-04-11 23:37:24,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 23:37:24,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 23:37:24,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 23:37:24,556 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 23:37:24,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 23:37:24,684 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 23:37:24,684 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 23:37:24,684 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 23:37:24,684 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_32 [2018-04-11 23:37:24,684 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_64 [2018-04-11 23:37:24,684 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_nonpositive [2018-04-11 23:37:24,684 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_positive [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_zalloc [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_add [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_del [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tail [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_del [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_alloc [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fill [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_free [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_submit_msg [2018-04-11 23:37:24,685 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgs [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdata [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdata [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_return [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_return [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_sub [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_init [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_get [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_put [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_del [2018-04-11 23:37:24,686 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanup [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_release [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_put [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_get [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init_internal [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_create [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__f [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__g [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_point [2018-04-11 23:37:24,687 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 23:37:24,688 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 23:37:24,688 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-04-11 23:37:24,688 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-11 23:37:24,688 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_32 [2018-04-11 23:37:24,688 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____bswap_64 [2018-04-11 23:37:24,688 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 23:37:24,688 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 23:37:24,688 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 23:37:24,688 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 23:37:24,688 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 23:37:24,689 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 23:37:24,690 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 23:37:24,691 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 23:37:24,692 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 23:37:24,693 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 23:37:24,694 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 23:37:24,695 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 23:37:24,696 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 23:37:24,697 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure kfree [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-04-11 23:37:24,698 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_nonpositive [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_positive [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_malloc [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_zalloc [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_add [2018-04-11 23:37:24,699 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_del [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tail [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_del [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_alloc [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fill [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_free [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 23:37:24,700 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_submit_msg [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgs [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdata [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdata [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_return [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_return [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_sub [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_init [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_get [2018-04-11 23:37:24,701 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_put [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_del [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanup [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_release [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_put [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_get [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init_internal [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_init [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_create [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__f [2018-04-11 23:37:24,702 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__g [2018-04-11 23:37:24,703 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_point [2018-04-11 23:37:24,703 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 23:37:24,703 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 23:37:24,703 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 23:37:24,703 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 23:37:25,013 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 23:37:25,114 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 23:37:25,305 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 23:37:25,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:37:25 BoogieIcfgContainer [2018-04-11 23:37:25,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 23:37:25,306 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 23:37:25,306 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 23:37:25,308 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 23:37:25,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 11:37:24" (1/3) ... [2018-04-11 23:37:25,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a51c214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:37:25, skipping insertion in model container [2018-04-11 23:37:25,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:37:24" (2/3) ... [2018-04-11 23:37:25,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a51c214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:37:25, skipping insertion in model container [2018-04-11 23:37:25,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:37:25" (3/3) ... [2018-04-11 23:37:25,310 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test18_3_false-valid-memtrack_true-termination.i [2018-04-11 23:37:25,316 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 23:37:25,322 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 73 error locations. [2018-04-11 23:37:25,347 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 23:37:25,347 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 23:37:25,348 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 23:37:25,348 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 23:37:25,348 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 23:37:25,348 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 23:37:25,348 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 23:37:25,348 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 23:37:25,348 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 23:37:25,348 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 23:37:25,358 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2018-04-11 23:37:25,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 23:37:25,364 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:25,365 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 23:37:25,365 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:25,368 INFO L82 PathProgramCache]: Analyzing trace with hash 14227216, now seen corresponding path program 1 times [2018-04-11 23:37:25,369 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:25,369 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:25,404 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:25,404 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:25,432 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:25,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:25,463 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:37:25,463 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 23:37:25,464 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 23:37:25,472 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 23:37:25,472 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:37:25,473 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 3 states. [2018-04-11 23:37:25,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:25,522 INFO L93 Difference]: Finished difference Result 36 states and 39 transitions. [2018-04-11 23:37:25,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 23:37:25,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 23:37:25,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:25,530 INFO L225 Difference]: With dead ends: 36 [2018-04-11 23:37:25,530 INFO L226 Difference]: Without dead ends: 33 [2018-04-11 23:37:25,534 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:37:25,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-04-11 23:37:25,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-04-11 23:37:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-04-11 23:37:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions. [2018-04-11 23:37:25,564 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 4 [2018-04-11 23:37:25,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:25,564 INFO L459 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions. [2018-04-11 23:37:25,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 23:37:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-04-11 23:37:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 23:37:25,565 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:25,565 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 23:37:25,565 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:25,565 INFO L82 PathProgramCache]: Analyzing trace with hash 14227217, now seen corresponding path program 1 times [2018-04-11 23:37:25,565 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:25,565 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:25,567 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:25,567 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:25,577 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:25,617 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:37:25,617 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 23:37:25,618 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 23:37:25,618 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 23:37:25,618 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:37:25,619 INFO L87 Difference]: Start difference. First operand 33 states and 36 transitions. Second operand 3 states. [2018-04-11 23:37:25,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:25,645 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-04-11 23:37:25,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 23:37:25,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 23:37:25,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:25,648 INFO L225 Difference]: With dead ends: 50 [2018-04-11 23:37:25,648 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 23:37:25,648 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:37:25,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 23:37:25,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 31. [2018-04-11 23:37:25,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-04-11 23:37:25,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2018-04-11 23:37:25,654 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 4 [2018-04-11 23:37:25,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:25,654 INFO L459 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2018-04-11 23:37:25,654 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 23:37:25,654 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-04-11 23:37:25,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 23:37:25,655 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:25,655 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:25,655 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:25,655 INFO L82 PathProgramCache]: Analyzing trace with hash 245289529, now seen corresponding path program 1 times [2018-04-11 23:37:25,656 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:25,656 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:25,657 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:25,657 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:25,674 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:25,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:25,708 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:37:25,708 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 23:37:25,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 23:37:25,709 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 23:37:25,709 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:37:25,709 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand 3 states. [2018-04-11 23:37:25,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:25,733 INFO L93 Difference]: Finished difference Result 46 states and 53 transitions. [2018-04-11 23:37:25,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 23:37:25,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-04-11 23:37:25,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:25,734 INFO L225 Difference]: With dead ends: 46 [2018-04-11 23:37:25,734 INFO L226 Difference]: Without dead ends: 43 [2018-04-11 23:37:25,735 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 23:37:25,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-04-11 23:37:25,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2018-04-11 23:37:25,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 23:37:25,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-04-11 23:37:25,738 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 20 [2018-04-11 23:37:25,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:25,738 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-04-11 23:37:25,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 23:37:25,738 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-04-11 23:37:25,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 23:37:25,738 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:25,738 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:25,739 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:25,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1490155269, now seen corresponding path program 1 times [2018-04-11 23:37:25,739 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:25,739 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:25,740 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:25,740 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:25,755 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:25,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:25,796 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:37:25,796 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 23:37:25,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:37:25,797 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:37:25,797 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:37:25,797 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 6 states. [2018-04-11 23:37:25,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:25,829 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2018-04-11 23:37:25,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:37:25,829 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-11 23:37:25,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:25,829 INFO L225 Difference]: With dead ends: 51 [2018-04-11 23:37:25,830 INFO L226 Difference]: Without dead ends: 51 [2018-04-11 23:37:25,830 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:37:25,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-04-11 23:37:25,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 41. [2018-04-11 23:37:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-04-11 23:37:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 48 transitions. [2018-04-11 23:37:25,834 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 48 transitions. Word has length 22 [2018-04-11 23:37:25,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:25,834 INFO L459 AbstractCegarLoop]: Abstraction has 41 states and 48 transitions. [2018-04-11 23:37:25,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:37:25,835 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2018-04-11 23:37:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-11 23:37:25,835 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:25,835 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:25,836 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:25,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1809616073, now seen corresponding path program 1 times [2018-04-11 23:37:25,836 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:25,836 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:25,837 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,837 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:25,837 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:25,851 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:25,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:25,881 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:37:25,881 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 23:37:25,882 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 23:37:25,882 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 23:37:25,882 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 23:37:25,882 INFO L87 Difference]: Start difference. First operand 41 states and 48 transitions. Second operand 4 states. [2018-04-11 23:37:25,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:25,896 INFO L93 Difference]: Finished difference Result 55 states and 68 transitions. [2018-04-11 23:37:25,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 23:37:25,896 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2018-04-11 23:37:25,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:25,897 INFO L225 Difference]: With dead ends: 55 [2018-04-11 23:37:25,897 INFO L226 Difference]: Without dead ends: 55 [2018-04-11 23:37:25,897 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 23:37:25,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-11 23:37:25,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 43. [2018-04-11 23:37:25,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-04-11 23:37:25,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 50 transitions. [2018-04-11 23:37:25,903 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 50 transitions. Word has length 24 [2018-04-11 23:37:25,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:25,904 INFO L459 AbstractCegarLoop]: Abstraction has 43 states and 50 transitions. [2018-04-11 23:37:25,904 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 23:37:25,904 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2018-04-11 23:37:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-11 23:37:25,904 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:25,904 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:25,904 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:25,904 INFO L82 PathProgramCache]: Analyzing trace with hash 74255246, now seen corresponding path program 1 times [2018-04-11 23:37:25,904 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:25,904 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:25,905 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:25,905 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:25,912 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:25,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 23:37:25,947 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:37:25,947 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:37:25,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:25,980 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:37:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:26,016 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-11 23:37:26,016 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2018-04-11 23:37:26,016 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 23:37:26,016 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 23:37:26,016 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:37:26,016 INFO L87 Difference]: Start difference. First operand 43 states and 50 transitions. Second operand 5 states. [2018-04-11 23:37:26,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:26,024 INFO L93 Difference]: Finished difference Result 37 states and 39 transitions. [2018-04-11 23:37:26,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:37:26,025 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-04-11 23:37:26,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:26,025 INFO L225 Difference]: With dead ends: 37 [2018-04-11 23:37:26,025 INFO L226 Difference]: Without dead ends: 35 [2018-04-11 23:37:26,025 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:37:26,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-04-11 23:37:26,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-04-11 23:37:26,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-11 23:37:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2018-04-11 23:37:26,027 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 26 [2018-04-11 23:37:26,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:26,027 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2018-04-11 23:37:26,027 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 23:37:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-04-11 23:37:26,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 23:37:26,028 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:26,028 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:26,028 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:26,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1555343568, now seen corresponding path program 1 times [2018-04-11 23:37:26,028 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:26,028 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:26,029 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:26,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:26,029 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:26,040 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:26,090 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:37:26,090 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:37:26,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:26,121 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:37:26,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 23:37:26,139 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:26,140 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:37:26,140 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:37:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:26,169 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:37:26,170 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-04-11 23:37:26,170 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 23:37:26,170 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 23:37:26,170 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:37:26,170 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand 7 states. [2018-04-11 23:37:26,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:26,245 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2018-04-11 23:37:26,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 23:37:26,245 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-04-11 23:37:26,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:26,246 INFO L225 Difference]: With dead ends: 38 [2018-04-11 23:37:26,246 INFO L226 Difference]: Without dead ends: 38 [2018-04-11 23:37:26,246 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-11 23:37:26,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-04-11 23:37:26,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 37. [2018-04-11 23:37:26,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-11 23:37:26,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 40 transitions. [2018-04-11 23:37:26,249 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 40 transitions. Word has length 28 [2018-04-11 23:37:26,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:26,249 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 40 transitions. [2018-04-11 23:37:26,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 23:37:26,249 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2018-04-11 23:37:26,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 23:37:26,250 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:26,250 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:26,250 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:26,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1555343569, now seen corresponding path program 1 times [2018-04-11 23:37:26,251 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:26,251 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:26,252 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:26,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:26,252 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:26,264 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:26,406 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:37:26,406 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:37:26,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:26,430 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:37:26,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 23:37:26,460 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:26,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 23:37:26,477 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:26,518 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:37:26,518 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-11 23:37:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:26,735 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:37:26,735 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2018-04-11 23:37:26,735 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 23:37:26,735 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 23:37:26,735 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-04-11 23:37:26,736 INFO L87 Difference]: Start difference. First operand 37 states and 40 transitions. Second operand 13 states. [2018-04-11 23:37:26,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:26,962 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2018-04-11 23:37:26,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 23:37:26,962 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2018-04-11 23:37:26,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:26,963 INFO L225 Difference]: With dead ends: 41 [2018-04-11 23:37:26,963 INFO L226 Difference]: Without dead ends: 41 [2018-04-11 23:37:26,963 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 [2018-04-11 23:37:26,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-04-11 23:37:26,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2018-04-11 23:37:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-11 23:37:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2018-04-11 23:37:26,966 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 45 transitions. Word has length 28 [2018-04-11 23:37:26,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:26,967 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 45 transitions. [2018-04-11 23:37:26,967 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 23:37:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2018-04-11 23:37:26,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 23:37:26,968 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:26,968 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:26,968 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:26,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1570203406, now seen corresponding path program 1 times [2018-04-11 23:37:26,968 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:26,968 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:26,969 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:26,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:26,970 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:26,982 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:27,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:27,048 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:37:27,048 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:37:27,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:27,073 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:37:27,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 23:37:27,079 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,080 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,080 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:37:27,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 23:37:27,109 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,113 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:37:27,113 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-11 23:37:27,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:27,145 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:37:27,145 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2018-04-11 23:37:27,145 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 23:37:27,146 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 23:37:27,146 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-04-11 23:37:27,146 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. Second operand 11 states. [2018-04-11 23:37:27,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:27,272 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-04-11 23:37:27,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 23:37:27,273 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 30 [2018-04-11 23:37:27,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:27,274 INFO L225 Difference]: With dead ends: 50 [2018-04-11 23:37:27,274 INFO L226 Difference]: Without dead ends: 50 [2018-04-11 23:37:27,274 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 27 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2018-04-11 23:37:27,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-11 23:37:27,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 37. [2018-04-11 23:37:27,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-11 23:37:27,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2018-04-11 23:37:27,277 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 30 [2018-04-11 23:37:27,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:27,277 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2018-04-11 23:37:27,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 23:37:27,277 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-04-11 23:37:27,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 23:37:27,278 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:27,278 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:27,278 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:27,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1570203407, now seen corresponding path program 1 times [2018-04-11 23:37:27,278 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:27,279 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:27,279 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:27,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:27,280 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:27,296 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:27,485 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:27,485 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:37:27,485 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:37:27,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:27,512 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:37:27,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2018-04-11 23:37:27,524 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-11 23:37:27,572 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-11 23:37:27,592 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-11 23:37:27,593 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:37:27,622 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-11 23:37:27,826 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,827 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 [2018-04-11 23:37:27,827 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-11 23:37:27,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 56 [2018-04-11 23:37:27,897 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:27,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-11 23:37:27,940 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:27,965 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-11 23:37:27,965 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-11 23:37:28,030 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:28,048 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:37:28,049 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 17 [2018-04-11 23:37:28,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 23:37:28,049 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 23:37:28,049 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=262, Unknown=1, NotChecked=0, Total=306 [2018-04-11 23:37:28,049 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 18 states. [2018-04-11 23:37:28,361 WARN L148 SmtUtils]: Spent 141ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-11 23:37:49,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:49,113 INFO L93 Difference]: Finished difference Result 52 states and 58 transitions. [2018-04-11 23:37:49,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 23:37:49,113 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 30 [2018-04-11 23:37:49,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:49,114 INFO L225 Difference]: With dead ends: 52 [2018-04-11 23:37:49,114 INFO L226 Difference]: Without dead ends: 52 [2018-04-11 23:37:49,114 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 23 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=107, Invalid=591, Unknown=4, NotChecked=0, Total=702 [2018-04-11 23:37:49,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-11 23:37:49,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 37. [2018-04-11 23:37:49,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-04-11 23:37:49,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2018-04-11 23:37:49,116 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 30 [2018-04-11 23:37:49,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:49,117 INFO L459 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2018-04-11 23:37:49,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 23:37:49,117 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-04-11 23:37:49,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-11 23:37:49,117 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:49,117 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:49,117 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:49,117 INFO L82 PathProgramCache]: Analyzing trace with hash -536984021, now seen corresponding path program 1 times [2018-04-11 23:37:49,117 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:49,117 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:49,118 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:49,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:49,118 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:49,126 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:49,154 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 23:37:49,154 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:37:49,154 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:37:49,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:49,187 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:37:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 23:37:49,231 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:37:49,231 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-04-11 23:37:49,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 23:37:49,231 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 23:37:49,231 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:37:49,231 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 7 states. [2018-04-11 23:37:49,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:49,255 INFO L93 Difference]: Finished difference Result 45 states and 51 transitions. [2018-04-11 23:37:49,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:37:49,255 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2018-04-11 23:37:49,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:49,256 INFO L225 Difference]: With dead ends: 45 [2018-04-11 23:37:49,256 INFO L226 Difference]: Without dead ends: 45 [2018-04-11 23:37:49,256 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:37:49,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-11 23:37:49,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 40. [2018-04-11 23:37:49,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-11 23:37:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2018-04-11 23:37:49,259 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 34 [2018-04-11 23:37:49,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:49,259 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2018-04-11 23:37:49,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 23:37:49,259 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2018-04-11 23:37:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 23:37:49,259 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:49,260 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:49,260 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:49,260 INFO L82 PathProgramCache]: Analyzing trace with hash -935009851, now seen corresponding path program 1 times [2018-04-11 23:37:49,260 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:49,260 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:49,261 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:49,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:49,261 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:49,269 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:49,470 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 23:37:49,471 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:37:49,471 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:37:49,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:49,506 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:37:49,529 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 26 treesize of output 25 [2018-04-11 23:37:49,529 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:49,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 23:37:49,543 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:49,557 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:37:49,557 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-11 23:37:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 23:37:49,751 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:37:49,751 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 17 [2018-04-11 23:37:49,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 23:37:49,752 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 23:37:49,752 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2018-04-11 23:37:49,752 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand 18 states. [2018-04-11 23:37:50,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:37:50,148 INFO L93 Difference]: Finished difference Result 61 states and 71 transitions. [2018-04-11 23:37:50,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-11 23:37:50,148 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 38 [2018-04-11 23:37:50,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:37:50,149 INFO L225 Difference]: With dead ends: 61 [2018-04-11 23:37:50,149 INFO L226 Difference]: Without dead ends: 61 [2018-04-11 23:37:50,149 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 [2018-04-11 23:37:50,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-11 23:37:50,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 51. [2018-04-11 23:37:50,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-11 23:37:50,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 58 transitions. [2018-04-11 23:37:50,152 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 58 transitions. Word has length 38 [2018-04-11 23:37:50,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:37:50,152 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 58 transitions. [2018-04-11 23:37:50,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 23:37:50,152 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2018-04-11 23:37:50,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-11 23:37:50,152 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:37:50,153 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:37:50,153 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:37:50,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1656056451, now seen corresponding path program 2 times [2018-04-11 23:37:50,153 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:37:50,153 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:37:50,154 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:50,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:37:50,154 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:37:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:37:50,166 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:37:50,446 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:50,446 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:37:50,446 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:37:50,451 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 23:37:50,469 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 23:37:50,469 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:37:50,470 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:37:50,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2018-04-11 23:37:50,477 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:50,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-11 23:37:50,495 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:50,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-11 23:37:50,515 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:50,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-11 23:37:50,517 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:50,534 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:37:50,534 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-11 23:37:50,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:50,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:50,706 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 [2018-04-11 23:37:50,706 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:50,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:50,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:50,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-11 23:37:50,740 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:50,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:50,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 56 [2018-04-11 23:37:50,769 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:50,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:50,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:37:50,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-11 23:37:50,797 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:37:50,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-11 23:37:50,821 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-11 23:37:51,056 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:37:51,073 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:37:51,073 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 21 [2018-04-11 23:37:51,073 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 23:37:51,074 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 23:37:51,074 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=404, Unknown=1, NotChecked=0, Total=462 [2018-04-11 23:37:51,074 INFO L87 Difference]: Start difference. First operand 51 states and 58 transitions. Second operand 22 states. [2018-04-11 23:37:51,356 WARN L148 SmtUtils]: Spent 142ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-11 23:38:14,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:38:14,123 INFO L93 Difference]: Finished difference Result 63 states and 73 transitions. [2018-04-11 23:38:14,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 23:38:14,123 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 40 [2018-04-11 23:38:14,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:38:14,124 INFO L225 Difference]: With dead ends: 63 [2018-04-11 23:38:14,124 INFO L226 Difference]: Without dead ends: 63 [2018-04-11 23:38:14,124 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 30 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=138, Invalid=914, Unknown=4, NotChecked=0, Total=1056 [2018-04-11 23:38:14,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-04-11 23:38:14,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 54. [2018-04-11 23:38:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 23:38:14,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2018-04-11 23:38:14,128 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 63 transitions. Word has length 40 [2018-04-11 23:38:14,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:38:14,129 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 63 transitions. [2018-04-11 23:38:14,129 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 23:38:14,129 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2018-04-11 23:38:14,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-11 23:38:14,130 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:38:14,130 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:38:14,130 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:38:14,130 INFO L82 PathProgramCache]: Analyzing trace with hash 637350659, now seen corresponding path program 3 times [2018-04-11 23:38:14,131 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:38:14,131 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:38:14,132 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:38:14,132 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:38:14,132 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:38:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:38:14,143 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:38:14,324 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:38:14,324 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:38:14,324 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:38:14,329 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 23:38:14,348 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-11 23:38:14,349 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:38:14,351 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:38:14,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 23:38:14,362 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:14,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 23:38:14,378 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:14,393 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:38:14,393 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:48 [2018-04-11 23:38:14,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:14,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:14,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-04-11 23:38:14,672 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:14,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:14,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:14,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 68 [2018-04-11 23:38:14,729 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:14,762 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 [2018-04-11 23:38:14,763 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:14,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:14,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:14,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-11 23:38:14,795 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:14,823 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-11 23:38:14,823 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-11 23:38:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:38:14,946 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:38:14,947 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 22 [2018-04-11 23:38:14,947 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 23:38:14,947 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 23:38:14,947 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=445, Unknown=1, NotChecked=0, Total=506 [2018-04-11 23:38:14,947 INFO L87 Difference]: Start difference. First operand 54 states and 63 transitions. Second operand 23 states. [2018-04-11 23:38:33,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:38:33,844 INFO L93 Difference]: Finished difference Result 65 states and 75 transitions. [2018-04-11 23:38:33,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 23:38:33,845 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 40 [2018-04-11 23:38:33,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:38:33,845 INFO L225 Difference]: With dead ends: 65 [2018-04-11 23:38:33,845 INFO L226 Difference]: Without dead ends: 65 [2018-04-11 23:38:33,846 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 30 SyntacticMatches, 4 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=145, Invalid=973, Unknown=4, NotChecked=0, Total=1122 [2018-04-11 23:38:33,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-04-11 23:38:33,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 55. [2018-04-11 23:38:33,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-11 23:38:33,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2018-04-11 23:38:33,849 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 40 [2018-04-11 23:38:33,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:38:33,849 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2018-04-11 23:38:33,849 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 23:38:33,849 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-04-11 23:38:33,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-11 23:38:33,850 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:38:33,850 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:38:33,850 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:38:33,850 INFO L82 PathProgramCache]: Analyzing trace with hash -428964799, now seen corresponding path program 1 times [2018-04-11 23:38:33,850 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:38:33,850 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:38:33,851 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:38:33,851 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:38:33,851 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:38:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:38:33,863 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:38:34,103 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 23:38:34,103 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:38:34,103 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:38:34,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:38:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:38:34,127 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:38:34,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2018-04-11 23:38:34,133 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:34,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-11 23:38:34,135 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:34,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-11 23:38:34,152 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:34,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-11 23:38:34,169 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:34,185 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:38:34,185 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-11 23:38:34,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:34,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:34,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-04-11 23:38:34,389 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:34,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:34,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:34,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 68 [2018-04-11 23:38:34,425 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:34,483 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:34,483 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:34,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-11 23:38:34,484 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:34,513 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 [2018-04-11 23:38:34,513 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:34,539 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-11 23:38:34,539 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:119, output treesize:91 [2018-04-11 23:38:34,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:34,917 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 [2018-04-11 23:38:34,918 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 23:38:35,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 54 [2018-04-11 23:38:35,089 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:35,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,092 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,092 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 [2018-04-11 23:38:35,093 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:35,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 23:38:35,255 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:35,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 23:38:35,390 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-11 23:38:35,572 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,573 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 54 [2018-04-11 23:38:35,574 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:35,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-04-11 23:38:35,576 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:35,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,726 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 [2018-04-11 23:38:35,726 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-11 23:38:35,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:35,913 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 [2018-04-11 23:38:35,914 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 23:38:36,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:36,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:36,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-11 23:38:36,137 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:36,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:36,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:38:36,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-04-11 23:38:36,140 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 23:38:38,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 24 dim-0 vars, 8 dim-1 vars, End of recursive call: 40 dim-0 vars, and 8 xjuncts. [2018-04-11 23:38:38,356 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 32 variables, input treesize:277, output treesize:421 [2018-04-11 23:38:38,525 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 23:38:38,546 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:38:38,546 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 23 [2018-04-11 23:38:38,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 23:38:38,546 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 23:38:38,547 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=483, Unknown=1, NotChecked=0, Total=552 [2018-04-11 23:38:38,547 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand 24 states. [2018-04-11 23:38:38,846 WARN L148 SmtUtils]: Spent 119ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-11 23:39:21,161 WARN L148 SmtUtils]: Spent 356ms on a formula simplification that was a NOOP. DAG size: 61 [2018-04-11 23:39:21,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:21,722 INFO L93 Difference]: Finished difference Result 68 states and 78 transitions. [2018-04-11 23:39:21,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 23:39:21,723 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 42 [2018-04-11 23:39:21,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:21,723 INFO L225 Difference]: With dead ends: 68 [2018-04-11 23:39:21,723 INFO L226 Difference]: Without dead ends: 68 [2018-04-11 23:39:21,724 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 33 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=171, Invalid=1230, Unknown=5, NotChecked=0, Total=1406 [2018-04-11 23:39:21,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-11 23:39:21,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 55. [2018-04-11 23:39:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-11 23:39:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2018-04-11 23:39:21,726 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 42 [2018-04-11 23:39:21,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:21,726 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2018-04-11 23:39:21,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 23:39:21,726 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-04-11 23:39:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-11 23:39:21,726 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:21,726 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:39:21,726 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, 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__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:21,727 INFO L82 PathProgramCache]: Analyzing trace with hash 670365727, now seen corresponding path program 2 times [2018-04-11 23:39:21,727 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:21,727 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:21,727 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:21,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:39:21,727 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:21,734 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 23:39:21,782 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:21,782 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:39:21,791 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 23:39:21,809 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 23:39:21,809 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:39:21,811 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 23:39:21,843 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:21,843 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-04-11 23:39:21,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 23:39:21,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 23:39:21,844 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2018-04-11 23:39:21,844 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand 9 states. [2018-04-11 23:39:21,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:21,868 INFO L93 Difference]: Finished difference Result 72 states and 87 transitions. [2018-04-11 23:39:21,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:39:21,868 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 44 [2018-04-11 23:39:21,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:21,868 INFO L225 Difference]: With dead ends: 72 [2018-04-11 23:39:21,868 INFO L226 Difference]: Without dead ends: 72 [2018-04-11 23:39:21,869 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2018-04-11 23:39:21,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-04-11 23:39:21,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 63. [2018-04-11 23:39:21,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 23:39:21,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 74 transitions. [2018-04-11 23:39:21,871 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 74 transitions. Word has length 44 [2018-04-11 23:39:21,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:21,871 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 74 transitions. [2018-04-11 23:39:21,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 23:39:21,871 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2018-04-11 23:39:21,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 23:39:21,871 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:21,871 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:39:21,871 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:21,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1074572535, now seen corresponding path program 4 times [2018-04-11 23:39:21,872 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:21,872 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:21,872 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:21,872 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:39:21,872 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:21,879 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:22,095 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 23:39:22,095 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:22,095 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:39:22,102 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 23:39:22,135 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 23:39:22,135 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:39:22,138 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:22,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2018-04-11 23:39:22,163 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:39:22,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-11 23:39:22,189 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:39:22,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-11 23:39:22,190 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:39:22,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-11 23:39:22,210 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:39:22,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 23:39:22,259 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:58 [2018-04-11 23:39:22,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:39:22,426 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 [2018-04-11 23:39:22,426 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:39:22,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:39:22,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:39:22,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 36 [2018-04-11 23:39:22,453 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:39:22,478 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:39:22,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:39:22,479 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 [2018-04-11 23:39:22,480 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:39:22,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:39:22,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:39:22,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-11 23:39:22,504 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:39:22,525 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. [2018-04-11 23:39:22,525 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:99, output treesize:71 [2018-04-11 23:39:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 23:39:22,802 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:22,803 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13] total 26 [2018-04-11 23:39:22,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-11 23:39:22,803 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-11 23:39:22,803 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=623, Unknown=9, NotChecked=0, Total=702 [2018-04-11 23:39:22,803 INFO L87 Difference]: Start difference. First operand 63 states and 74 transitions. Second operand 27 states. [2018-04-11 23:39:23,145 WARN L148 SmtUtils]: Spent 121ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-11 23:39:44,167 WARN L151 SmtUtils]: Spent 408ms on a formula simplification. DAG size of input: 58 DAG size of output 51 [2018-04-11 23:39:47,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:47,108 INFO L93 Difference]: Finished difference Result 85 states and 98 transitions. [2018-04-11 23:39:47,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 23:39:47,109 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 50 [2018-04-11 23:39:47,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:47,109 INFO L225 Difference]: With dead ends: 85 [2018-04-11 23:39:47,109 INFO L226 Difference]: Without dead ends: 85 [2018-04-11 23:39:47,110 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 42 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=262, Invalid=1618, Unknown=12, NotChecked=0, Total=1892 [2018-04-11 23:39:47,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-11 23:39:47,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 45. [2018-04-11 23:39:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-04-11 23:39:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 51 transitions. [2018-04-11 23:39:47,111 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 51 transitions. Word has length 50 [2018-04-11 23:39:47,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:47,112 INFO L459 AbstractCegarLoop]: Abstraction has 45 states and 51 transitions. [2018-04-11 23:39:47,112 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-11 23:39:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2018-04-11 23:39:47,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 23:39:47,112 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:47,112 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:39:47,112 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:47,112 INFO L82 PathProgramCache]: Analyzing trace with hash 2113718547, now seen corresponding path program 3 times [2018-04-11 23:39:47,112 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:47,113 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:47,113 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:47,113 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:39:47,113 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:47,121 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:47,161 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-11 23:39:47,161 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:47,161 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:39:47,173 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 23:39:47,205 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-11 23:39:47,205 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:39:47,207 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-04-11 23:39:47,248 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:47,248 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-04-11 23:39:47,248 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 23:39:47,248 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 23:39:47,248 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=61, Unknown=0, NotChecked=0, Total=110 [2018-04-11 23:39:47,249 INFO L87 Difference]: Start difference. First operand 45 states and 51 transitions. Second operand 11 states. [2018-04-11 23:39:47,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:47,277 INFO L93 Difference]: Finished difference Result 55 states and 65 transitions. [2018-04-11 23:39:47,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 23:39:47,277 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2018-04-11 23:39:47,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:47,278 INFO L225 Difference]: With dead ends: 55 [2018-04-11 23:39:47,278 INFO L226 Difference]: Without dead ends: 55 [2018-04-11 23:39:47,278 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=61, Unknown=0, NotChecked=0, Total=110 [2018-04-11 23:39:47,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-04-11 23:39:47,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2018-04-11 23:39:47,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-11 23:39:47,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 59 transitions. [2018-04-11 23:39:47,280 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 59 transitions. Word has length 54 [2018-04-11 23:39:47,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:47,281 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 59 transitions. [2018-04-11 23:39:47,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 23:39:47,281 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2018-04-11 23:39:47,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-11 23:39:47,282 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:47,282 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:39:47,282 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:47,282 INFO L82 PathProgramCache]: Analyzing trace with hash -226821881, now seen corresponding path program 4 times [2018-04-11 23:39:47,282 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:47,282 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:47,283 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:47,283 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:39:47,283 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:47,290 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:47,339 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-11 23:39:47,339 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:47,339 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 23:39:47,347 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-11 23:39:47,375 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-11 23:39:47,375 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:39:47,377 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-04-11 23:39:47,450 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:47,451 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-04-11 23:39:47,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 23:39:47,451 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 23:39:47,451 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2018-04-11 23:39:47,451 INFO L87 Difference]: Start difference. First operand 51 states and 59 transitions. Second operand 13 states. [2018-04-11 23:39:47,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:47,501 INFO L93 Difference]: Finished difference Result 61 states and 73 transitions. [2018-04-11 23:39:47,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 23:39:47,502 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 64 [2018-04-11 23:39:47,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:47,502 INFO L225 Difference]: With dead ends: 61 [2018-04-11 23:39:47,502 INFO L226 Difference]: Without dead ends: 61 [2018-04-11 23:39:47,502 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2018-04-11 23:39:47,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-11 23:39:47,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 57. [2018-04-11 23:39:47,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-11 23:39:47,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2018-04-11 23:39:47,504 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 64 [2018-04-11 23:39:47,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:47,504 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2018-04-11 23:39:47,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 23:39:47,504 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-04-11 23:39:47,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-11 23:39:47,505 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:47,505 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:39:47,505 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:47,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1212467195, now seen corresponding path program 5 times [2018-04-11 23:39:47,505 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:47,505 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:47,506 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:47,506 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:39:47,506 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:47,513 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-04-11 23:39:47,570 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:47,570 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 [2018-04-11 23:39:47,579 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-11 23:39:47,632 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-04-11 23:39:47,632 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:39:47,634 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:47,700 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-04-11 23:39:47,725 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:47,725 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-04-11 23:39:47,725 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 23:39:47,725 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 23:39:47,725 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=120, Unknown=0, NotChecked=0, Total=210 [2018-04-11 23:39:47,725 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand 15 states. [2018-04-11 23:39:47,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:47,774 INFO L93 Difference]: Finished difference Result 67 states and 81 transitions. [2018-04-11 23:39:47,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 23:39:47,774 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 74 [2018-04-11 23:39:47,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:47,775 INFO L225 Difference]: With dead ends: 67 [2018-04-11 23:39:47,775 INFO L226 Difference]: Without dead ends: 67 [2018-04-11 23:39:47,775 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=90, Invalid=120, Unknown=0, NotChecked=0, Total=210 [2018-04-11 23:39:47,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-04-11 23:39:47,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2018-04-11 23:39:47,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 23:39:47,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 75 transitions. [2018-04-11 23:39:47,778 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 75 transitions. Word has length 74 [2018-04-11 23:39:47,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:47,778 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 75 transitions. [2018-04-11 23:39:47,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 23:39:47,779 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2018-04-11 23:39:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-11 23:39:47,779 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:47,779 INFO L355 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:39:47,780 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:47,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1465944593, now seen corresponding path program 6 times [2018-04-11 23:39:47,780 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:47,780 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:47,781 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:47,781 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:39:47,781 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:47,793 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:47,863 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-04-11 23:39:47,863 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:47,863 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 [2018-04-11 23:39:47,868 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-11 23:39:47,958 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2018-04-11 23:39:47,958 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:39:47,961 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-04-11 23:39:48,045 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:48,045 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-04-11 23:39:48,046 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 23:39:48,046 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 23:39:48,046 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=157, Unknown=0, NotChecked=0, Total=272 [2018-04-11 23:39:48,046 INFO L87 Difference]: Start difference. First operand 63 states and 75 transitions. Second operand 17 states. [2018-04-11 23:39:48,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:48,099 INFO L93 Difference]: Finished difference Result 73 states and 89 transitions. [2018-04-11 23:39:48,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 23:39:48,099 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 84 [2018-04-11 23:39:48,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:48,100 INFO L225 Difference]: With dead ends: 73 [2018-04-11 23:39:48,100 INFO L226 Difference]: Without dead ends: 73 [2018-04-11 23:39:48,100 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=115, Invalid=157, Unknown=0, NotChecked=0, Total=272 [2018-04-11 23:39:48,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-04-11 23:39:48,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 69. [2018-04-11 23:39:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-04-11 23:39:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 83 transitions. [2018-04-11 23:39:48,103 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 83 transitions. Word has length 84 [2018-04-11 23:39:48,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:48,103 INFO L459 AbstractCegarLoop]: Abstraction has 69 states and 83 transitions. [2018-04-11 23:39:48,103 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 23:39:48,103 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 83 transitions. [2018-04-11 23:39:48,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-11 23:39:48,104 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:48,104 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] [2018-04-11 23:39:48,104 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:48,105 INFO L82 PathProgramCache]: Analyzing trace with hash 1463829219, now seen corresponding path program 7 times [2018-04-11 23:39:48,105 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:48,105 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:48,105 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:48,106 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:39:48,106 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:48,119 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-04-11 23:39:48,235 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:48,235 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 [2018-04-11 23:39:48,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:39:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:48,279 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-04-11 23:39:48,357 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:48,357 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-04-11 23:39:48,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 23:39:48,358 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 23:39:48,358 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=199, Unknown=0, NotChecked=0, Total=342 [2018-04-11 23:39:48,358 INFO L87 Difference]: Start difference. First operand 69 states and 83 transitions. Second operand 19 states. [2018-04-11 23:39:48,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:48,445 INFO L93 Difference]: Finished difference Result 79 states and 97 transitions. [2018-04-11 23:39:48,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 23:39:48,446 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 94 [2018-04-11 23:39:48,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:48,447 INFO L225 Difference]: With dead ends: 79 [2018-04-11 23:39:48,447 INFO L226 Difference]: Without dead ends: 79 [2018-04-11 23:39:48,447 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 [2018-04-11 23:39:48,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-11 23:39:48,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2018-04-11 23:39:48,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-04-11 23:39:48,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 91 transitions. [2018-04-11 23:39:48,450 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 91 transitions. Word has length 94 [2018-04-11 23:39:48,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:48,450 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 91 transitions. [2018-04-11 23:39:48,450 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 23:39:48,450 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2018-04-11 23:39:48,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-04-11 23:39:48,451 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:48,451 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] [2018-04-11 23:39:48,451 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:48,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1716285143, now seen corresponding path program 8 times [2018-04-11 23:39:48,452 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:48,452 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:48,452 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:48,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 23:39:48,453 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:48,466 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:48,575 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-04-11 23:39:48,575 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:48,575 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 [2018-04-11 23:39:48,584 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 23:39:48,634 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 23:39:48,634 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:39:48,637 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-04-11 23:39:48,756 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:48,756 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-04-11 23:39:48,757 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 23:39:48,757 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 23:39:48,757 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=246, Unknown=0, NotChecked=0, Total=420 [2018-04-11 23:39:48,757 INFO L87 Difference]: Start difference. First operand 75 states and 91 transitions. Second operand 21 states. [2018-04-11 23:39:48,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:48,844 INFO L93 Difference]: Finished difference Result 85 states and 105 transitions. [2018-04-11 23:39:48,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 23:39:48,844 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 104 [2018-04-11 23:39:48,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:48,845 INFO L225 Difference]: With dead ends: 85 [2018-04-11 23:39:48,845 INFO L226 Difference]: Without dead ends: 85 [2018-04-11 23:39:48,846 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 [2018-04-11 23:39:48,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-11 23:39:48,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 81. [2018-04-11 23:39:48,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-04-11 23:39:48,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 99 transitions. [2018-04-11 23:39:48,848 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 99 transitions. Word has length 104 [2018-04-11 23:39:48,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:48,849 INFO L459 AbstractCegarLoop]: Abstraction has 81 states and 99 transitions. [2018-04-11 23:39:48,849 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 23:39:48,849 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 99 transitions. [2018-04-11 23:39:48,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-04-11 23:39:48,850 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:48,850 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] [2018-04-11 23:39:48,850 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:48,850 INFO L82 PathProgramCache]: Analyzing trace with hash 1784232395, now seen corresponding path program 9 times [2018-04-11 23:39:48,850 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:48,850 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:48,853 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:48,853 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:39:48,853 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:39:48,867 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 23:39:48,976 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2018-04-11 23:39:48,976 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 23:39:48,976 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 [2018-04-11 23:39:48,983 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 23:39:49,252 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2018-04-11 23:39:49,252 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 23:39:49,254 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:39:49,414 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-04-11 23:39:49,431 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:39:49,432 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 26 [2018-04-11 23:39:49,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 23:39:49,432 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 23:39:49,432 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=435, Unknown=0, NotChecked=0, Total=650 [2018-04-11 23:39:49,433 INFO L87 Difference]: Start difference. First operand 81 states and 99 transitions. Second operand 26 states. [2018-04-11 23:39:49,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:39:49,569 INFO L93 Difference]: Finished difference Result 91 states and 113 transitions. [2018-04-11 23:39:49,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 23:39:49,569 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 114 [2018-04-11 23:39:49,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:39:49,570 INFO L225 Difference]: With dead ends: 91 [2018-04-11 23:39:49,570 INFO L226 Difference]: Without dead ends: 91 [2018-04-11 23:39:49,570 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=234, Invalid=522, Unknown=0, NotChecked=0, Total=756 [2018-04-11 23:39:49,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-04-11 23:39:49,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2018-04-11 23:39:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-04-11 23:39:49,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 107 transitions. [2018-04-11 23:39:49,572 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 107 transitions. Word has length 114 [2018-04-11 23:39:49,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:39:49,572 INFO L459 AbstractCegarLoop]: Abstraction has 87 states and 107 transitions. [2018-04-11 23:39:49,572 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 23:39:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2018-04-11 23:39:49,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-04-11 23:39:49,573 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:39:49,573 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] [2018-04-11 23:39:49,574 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr7RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr1RequiresViolation, __U_MULTI_fmemleaks_test_____false_valid_memtrack_true_termination_i__ldv_kref_initErr0RequiresViolation]=== [2018-04-11 23:39:49,574 INFO L82 PathProgramCache]: Analyzing trace with hash 778822591, now seen corresponding path program 10 times [2018-04-11 23:39:49,574 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 23:39:49,574 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 23:39:49,575 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:49,575 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 23:39:49,575 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 23:39:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 23:39:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 23:39:49,643 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-11 23:39:49,665 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-04-11 23:39:49,669 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-11 23:39:49,669 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-11 23:39:49,670 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-11 23:39:49,670 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-11 23:39:49,670 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 45 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-11 23:39:49,670 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT#?next~$Pointer$?prev~$Pointer$# [2018-04-11 23:39:49,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 11:39:49 BoogieIcfgContainer [2018-04-11 23:39:49,685 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 23:39:49,686 INFO L168 Benchmark]: Toolchain (without parser) took 145483.88 ms. Allocated memory was 335.0 MB in the beginning and 688.9 MB in the end (delta: 353.9 MB). Free memory was 271.3 MB in the beginning and 524.3 MB in the end (delta: -253.0 MB). Peak memory consumption was 100.8 MB. Max. memory is 5.3 GB. [2018-04-11 23:39:49,687 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 335.0 MB. Free memory is still 305.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 23:39:49,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.04 ms. Allocated memory is still 335.0 MB. Free memory was 270.6 MB in the beginning and 228.3 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 5.3 GB. [2018-04-11 23:39:49,687 INFO L168 Benchmark]: Boogie Preprocessor took 53.42 ms. Allocated memory is still 335.0 MB. Free memory was 228.3 MB in the beginning and 224.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-11 23:39:49,687 INFO L168 Benchmark]: RCFGBuilder took 749.71 ms. Allocated memory was 335.0 MB in the beginning and 441.5 MB in the end (delta: 106.4 MB). Free memory was 224.4 MB in the beginning and 311.9 MB in the end (delta: -87.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 5.3 GB. [2018-04-11 23:39:49,688 INFO L168 Benchmark]: TraceAbstraction took 144379.07 ms. Allocated memory was 441.5 MB in the beginning and 688.9 MB in the end (delta: 247.5 MB). Free memory was 310.4 MB in the beginning and 524.3 MB in the end (delta: -214.0 MB). Peak memory consumption was 33.5 MB. Max. memory is 5.3 GB. [2018-04-11 23:39:49,689 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 335.0 MB. Free memory is still 305.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 299.04 ms. Allocated memory is still 335.0 MB. Free memory was 270.6 MB in the beginning and 228.3 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 53.42 ms. Allocated memory is still 335.0 MB. Free memory was 228.3 MB in the beginning and 224.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 749.71 ms. Allocated memory was 335.0 MB in the beginning and 441.5 MB in the end (delta: 106.4 MB). Free memory was 224.4 MB in the beginning and 311.9 MB in the end (delta: -87.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 144379.07 ms. Allocated memory was 441.5 MB in the beginning and 688.9 MB in the end (delta: 247.5 MB). Free memory was 310.4 MB in the beginning and 524.3 MB in the end (delta: -214.0 MB). Peak memory consumption was 33.5 MB. 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 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~$Pointer$# * 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