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_z3.epf -i ../../../trunk/examples/svcomp/memsafety/lockfree-3.1_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 14:38:44,003 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 14:38:44,005 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 14:38:44,018 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 14:38:44,019 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 14:38:44,019 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 14:38:44,020 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 14:38:44,022 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 14:38:44,024 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 14:38:44,024 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 14:38:44,025 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 14:38:44,025 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 14:38:44,026 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 14:38:44,027 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 14:38:44,028 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 14:38:44,029 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 14:38:44,031 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 14:38:44,032 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 14:38:44,033 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 14:38:44,034 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 14:38:44,036 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 14:38:44,036 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 14:38:44,036 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 14:38:44,037 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 14:38:44,038 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 14:38:44,039 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 14:38:44,039 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 14:38:44,039 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 14:38:44,040 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 14:38:44,040 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 14:38:44,041 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 14:38:44,041 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-13 14:38:44,052 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 14:38:44,052 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 14:38:44,053 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 14:38:44,053 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 14:38:44,054 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 14:38:44,054 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 14:38:44,054 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 14:38:44,054 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 14:38:44,054 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 14:38:44,054 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 14:38:44,055 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 14:38:44,055 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 14:38:44,055 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 14:38:44,055 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 14:38:44,055 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 14:38:44,055 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 14:38:44,055 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 14:38:44,056 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 14:38:44,056 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 14:38:44,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 14:38:44,056 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 14:38:44,056 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 14:38:44,056 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 14:38:44,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 14:38:44,087 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 14:38:44,100 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 14:38:44,104 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 14:38:44,105 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 14:38:44,105 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 14:38:44,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,382 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGdf662a988 [2018-04-13 14:38:44,507 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 14:38:44,507 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 14:38:44,508 INFO L168 CDTParser]: Scanning lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,515 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 14:38:44,515 INFO L215 ultiparseSymbolTable]: [2018-04-13 14:38:44,515 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 14:38:44,516 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flockfree_____false_valid_memtrack_i__push ('push') in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flockfree_____false_valid_memtrack_i__pop ('pop') in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 14:38:44,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____clockid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____daddr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__clockid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____clock_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fsid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__quad_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_int in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uint8_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____key_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____blkcnt_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int8_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int16_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_cond_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____loff_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__suseconds_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____useconds_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fd_mask in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__wchar_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____off_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____ino64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_long in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__nlink_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__uint in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ssize_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____sigset_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_once_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__dev_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____ino_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_spinlock_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__id_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____int8_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_short in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ulong in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__gid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__S in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsfilcnt64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ldiv_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ino_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____swblk_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_barrierattr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__register_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__clock_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____int64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__int8_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____dev_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____time_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__daddr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_quad_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ushort in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__loff_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__t4 in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsfilcnt_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__t1 in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_condattr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uint16_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____WAIT_STATUS in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____rlim64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____blksize_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__int64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____qaddr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____int32_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__div_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__garbage in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__time_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____suseconds_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__key_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_mutex_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__uid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fd_set in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__lldiv_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____rlim_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__int16_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__mode_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pc1 in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_short in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pc4 in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____intptr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_key_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsblkcnt_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____caddr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__size_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_rwlock_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uint32_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__caddr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__blksize_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____mode_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__sigset_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_char in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__timer_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_long in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____int16_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__off_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__blkcnt_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____blkcnt64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int32_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_rwlockattr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uint64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fsfilcnt_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____ssize_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____pthread_list_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____socklen_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____nlink_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_attr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__int32_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_char in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____gid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_quad_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____sig_atomic_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_barrier_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____id_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__x1 in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____quad_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,523 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fd_mask in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,524 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____off64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,524 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsblkcnt64_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,524 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__x4 in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,524 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____pid_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,524 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fsblkcnt_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,524 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____timer_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,524 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_mutexattr_t in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,524 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int in lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:44,537 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGdf662a988 [2018-04-13 14:38:44,540 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 14:38:44,541 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 14:38:44,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 14:38:44,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 14:38:44,547 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 14:38:44,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c2f48f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44, skipping insertion in model container [2018-04-13 14:38:44,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,561 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 14:38:44,585 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 14:38:44,706 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 14:38:44,743 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 14:38:44,750 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-13 14:38:44,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44 WrapperNode [2018-04-13 14:38:44,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 14:38:44,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 14:38:44,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 14:38:44,789 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 14:38:44,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (1/1) ... [2018-04-13 14:38:44,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 14:38:44,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 14:38:44,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 14:38:44,835 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 14:38:44,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (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 [2018-04-13 14:38:44,918 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 14:38:44,918 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 14:38:44,918 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flockfree_____false_valid_memtrack_i__push [2018-04-13 14:38:44,919 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flockfree_____false_valid_memtrack_i__pop [2018-04-13 14:38:44,919 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 14:38:44,919 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 14:38:44,919 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 14:38:44,919 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 14:38:44,919 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 14:38:44,919 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 14:38:44,919 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 14:38:44,919 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 14:38:44,919 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 14:38:44,920 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 14:38:44,921 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 14:38:44,922 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 14:38:44,923 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 14:38:44,924 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 14:38:44,925 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 14:38:44,926 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 14:38:44,927 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 14:38:44,928 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flockfree_____false_valid_memtrack_i__push [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 14:38:44,929 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 14:38:44,930 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flockfree_____false_valid_memtrack_i__pop [2018-04-13 14:38:44,930 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 14:38:44,930 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 14:38:44,930 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 14:38:44,930 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 14:38:44,930 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 14:38:44,930 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 14:38:44,930 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 14:38:45,264 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 14:38:45,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 02:38:45 BoogieIcfgContainer [2018-04-13 14:38:45,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 14:38:45,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 14:38:45,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 14:38:45,268 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 14:38:45,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 02:38:44" (1/3) ... [2018-04-13 14:38:45,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@652f55e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 02:38:45, skipping insertion in model container [2018-04-13 14:38:45,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:44" (2/3) ... [2018-04-13 14:38:45,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@652f55e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 02:38:45, skipping insertion in model container [2018-04-13 14:38:45,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 02:38:45" (3/3) ... [2018-04-13 14:38:45,270 INFO L107 eAbstractionObserver]: Analyzing ICFG lockfree-3.1_false-valid-memtrack.i [2018-04-13 14:38:45,278 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 14:38:45,283 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 19 error locations. [2018-04-13 14:38:45,313 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 14:38:45,314 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 14:38:45,314 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 14:38:45,314 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 14:38:45,314 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 14:38:45,314 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 14:38:45,314 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 14:38:45,314 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 14:38:45,314 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 14:38:45,315 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 14:38:45,324 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2018-04-13 14:38:45,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-13 14:38:45,330 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:45,331 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:45,331 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_flockfree_____false_valid_memtrack_i__pushErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr5RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr6RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr7RequiresViolation, mainErr1RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr5RequiresViolation]=== [2018-04-13 14:38:45,334 INFO L82 PathProgramCache]: Analyzing trace with hash 764612502, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:38:45,341 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:38:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:45,453 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:38:45,453 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 14:38:45,454 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:38:45,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:45,455 INFO L182 omatonBuilderFactory]: Interpolants [81#true, 82#false, 86#(and (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.offset)|) (= ~res4~0 |old(~res4~0)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__pc4~0 |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc4~0)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0 |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.offset)|))] [2018-04-13 14:38:45,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:45,455 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-13 14:38:45,463 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-13 14:38:45,463 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 14:38:45,464 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 3 states. [2018-04-13 14:38:45,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:38:45,671 INFO L93 Difference]: Finished difference Result 97 states and 120 transitions. [2018-04-13 14:38:45,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-13 14:38:45,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2018-04-13 14:38:45,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:38:45,683 INFO L225 Difference]: With dead ends: 97 [2018-04-13 14:38:45,683 INFO L226 Difference]: Without dead ends: 94 [2018-04-13 14:38:45,685 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 14:38:45,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-04-13 14:38:45,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 75. [2018-04-13 14:38:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-04-13 14:38:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 92 transitions. [2018-04-13 14:38:45,717 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 92 transitions. Word has length 9 [2018-04-13 14:38:45,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:38:45,718 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 92 transitions. [2018-04-13 14:38:45,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-13 14:38:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2018-04-13 14:38:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-13 14:38:45,718 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:45,718 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:45,718 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_flockfree_____false_valid_memtrack_i__pushErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr5RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr6RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr7RequiresViolation, mainErr1RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr5RequiresViolation]=== [2018-04-13 14:38:45,719 INFO L82 PathProgramCache]: Analyzing trace with hash -2144181541, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:38:45,722 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:38:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:45,807 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:38:45,808 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 14:38:45,808 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:38:45,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:45,808 INFO L182 omatonBuilderFactory]: Interpolants [259#true, 260#false, 264#|main_#t~short8|, 265#(and (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.offset)|) (= ~res4~0 |old(~res4~0)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__pc4~0 |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc4~0)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0 |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.offset)|))] [2018-04-13 14:38:45,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:45,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 14:38:45,809 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 14:38:45,810 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 14:38:45,810 INFO L87 Difference]: Start difference. First operand 75 states and 92 transitions. Second operand 4 states. [2018-04-13 14:38:46,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:38:46,075 INFO L93 Difference]: Finished difference Result 96 states and 119 transitions. [2018-04-13 14:38:46,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 14:38:46,075 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-13 14:38:46,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:38:46,077 INFO L225 Difference]: With dead ends: 96 [2018-04-13 14:38:46,077 INFO L226 Difference]: Without dead ends: 96 [2018-04-13 14:38:46,078 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 14:38:46,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-04-13 14:38:46,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 76. [2018-04-13 14:38:46,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-04-13 14:38:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 93 transitions. [2018-04-13 14:38:46,083 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 93 transitions. Word has length 12 [2018-04-13 14:38:46,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:38:46,083 INFO L459 AbstractCegarLoop]: Abstraction has 76 states and 93 transitions. [2018-04-13 14:38:46,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 14:38:46,083 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2018-04-13 14:38:46,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-13 14:38:46,083 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:46,083 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:46,083 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_flockfree_____false_valid_memtrack_i__pushErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr5RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr6RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr7RequiresViolation, mainErr1RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr5RequiresViolation]=== [2018-04-13 14:38:46,084 INFO L82 PathProgramCache]: Analyzing trace with hash -2142334499, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:38:46,086 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:38:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:46,185 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:38:46,186 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 14:38:46,186 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:38:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:46,186 INFO L182 omatonBuilderFactory]: Interpolants [440#true, 441#false, 445#(and (= 0 ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset) (= 0 ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base)), 446#(and (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.offset)|) (= ~res4~0 |old(~res4~0)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__pc4~0 |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc4~0)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0 |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.offset)|))] [2018-04-13 14:38:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:46,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 14:38:46,187 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 14:38:46,187 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 14:38:46,187 INFO L87 Difference]: Start difference. First operand 76 states and 93 transitions. Second operand 4 states. [2018-04-13 14:38:46,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:38:46,412 INFO L93 Difference]: Finished difference Result 145 states and 186 transitions. [2018-04-13 14:38:46,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 14:38:46,413 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-13 14:38:46,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:38:46,414 INFO L225 Difference]: With dead ends: 145 [2018-04-13 14:38:46,415 INFO L226 Difference]: Without dead ends: 145 [2018-04-13 14:38:46,415 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 14:38:46,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-13 14:38:46,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 116. [2018-04-13 14:38:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-04-13 14:38:46,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 161 transitions. [2018-04-13 14:38:46,423 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 161 transitions. Word has length 12 [2018-04-13 14:38:46,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:38:46,424 INFO L459 AbstractCegarLoop]: Abstraction has 116 states and 161 transitions. [2018-04-13 14:38:46,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 14:38:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 161 transitions. [2018-04-13 14:38:46,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-13 14:38:46,424 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:46,424 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:46,424 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_flockfree_____false_valid_memtrack_i__pushErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr5RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr6RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr7RequiresViolation, mainErr1RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr5RequiresViolation]=== [2018-04-13 14:38:46,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1987861526, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:38:46,427 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:38:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:46,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:46,498 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:38:46,498 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 14:38:46,498 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:38:46,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:46,498 INFO L182 omatonBuilderFactory]: Interpolants [710#true, 711#false, 715#(= |#valid| |old(#valid)|), 716#(and (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.offset)|) (= ~res4~0 |old(~res4~0)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__pc4~0 |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc4~0)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t4~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__garbage~0.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x1~0.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__x4~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0 |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.base |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__S~0.base)|) (= ~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.offset |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__t1~0.offset)|))] [2018-04-13 14:38:46,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:46,499 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 14:38:46,499 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 14:38:46,499 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-13 14:38:46,499 INFO L87 Difference]: Start difference. First operand 116 states and 161 transitions. Second operand 4 states. [2018-04-13 14:38:46,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:38:46,616 INFO L93 Difference]: Finished difference Result 162 states and 227 transitions. [2018-04-13 14:38:46,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 14:38:46,616 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-04-13 14:38:46,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:38:46,617 INFO L225 Difference]: With dead ends: 162 [2018-04-13 14:38:46,617 INFO L226 Difference]: Without dead ends: 155 [2018-04-13 14:38:46,617 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 [2018-04-13 14:38:46,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-04-13 14:38:46,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 137. [2018-04-13 14:38:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-13 14:38:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 194 transitions. [2018-04-13 14:38:46,626 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 194 transitions. Word has length 13 [2018-04-13 14:38:46,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:38:46,627 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 194 transitions. [2018-04-13 14:38:46,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 14:38:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2018-04-13 14:38:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-13 14:38:46,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:46,627 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:46,628 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_flockfree_____false_valid_memtrack_i__pushErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr5RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr6RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__pushErr7RequiresViolation, mainErr1RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr2AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr3AssertViolationMEMORY_FREE, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr2RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr4RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr0RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr3RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr1RequiresViolation, __U_MULTI_flockfree_____false_valid_memtrack_i__popErr5RequiresViolation]=== [2018-04-13 14:38:46,628 INFO L82 PathProgramCache]: Analyzing trace with hash -990934181, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:38:46,630 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:38:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:46,657 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: Unsupported proof rule: (let ((a!1 (= (and (not |__U_MULTI_flockfree_____false_valid_memtrack_i__push_#t~switch1_11|) false (not (= |old(~__U_MULTI_flockfree_____false_valid_memtrack_i__pc1~0)_10| 2))) false))) (rewrite a!1)) [2018-04-13 14:38:46,658 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 210 column 352: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-13 14:38:46,660 INFO L168 Benchmark]: Toolchain (without parser) took 2119.32 ms. Allocated memory was 408.9 MB in the beginning and 646.4 MB in the end (delta: 237.5 MB). Free memory was 341.3 MB in the beginning and 460.9 MB in the end (delta: -119.6 MB). Peak memory consumption was 117.9 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:46,661 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 408.9 MB. Free memory is still 366.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 14:38:46,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.57 ms. Allocated memory is still 408.9 MB. Free memory was 341.3 MB in the beginning and 314.9 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:46,661 INFO L168 Benchmark]: Boogie Preprocessor took 46.03 ms. Allocated memory is still 408.9 MB. Free memory was 314.9 MB in the beginning and 312.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:46,662 INFO L168 Benchmark]: RCFGBuilder took 429.49 ms. Allocated memory was 408.9 MB in the beginning and 621.3 MB in the end (delta: 212.3 MB). Free memory was 312.3 MB in the beginning and 548.7 MB in the end (delta: -236.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:46,662 INFO L168 Benchmark]: TraceAbstraction took 1394.20 ms. Allocated memory was 621.3 MB in the beginning and 646.4 MB in the end (delta: 25.2 MB). Free memory was 548.7 MB in the beginning and 460.9 MB in the end (delta: 87.8 MB). Peak memory consumption was 113.0 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:46,664 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 408.9 MB. Free memory is still 366.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 246.57 ms. Allocated memory is still 408.9 MB. Free memory was 341.3 MB in the beginning and 314.9 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 46.03 ms. Allocated memory is still 408.9 MB. Free memory was 314.9 MB in the beginning and 312.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 429.49 ms. Allocated memory was 408.9 MB in the beginning and 621.3 MB in the end (delta: 212.3 MB). Free memory was 312.3 MB in the beginning and 548.7 MB in the end (delta: -236.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1394.20 ms. Allocated memory was 621.3 MB in the beginning and 646.4 MB in the end (delta: 25.2 MB). Free memory was 548.7 MB in the beginning and 460.9 MB in the end (delta: 87.8 MB). Peak memory consumption was 113.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 210 column 352: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 210 column 352: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/lockfree-3.1_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_14-38-46-672.csv Received shutdown request...