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-3.2_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 14:38:48,112 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 14:38:48,113 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 14:38:48,126 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 14:38:48,126 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 14:38:48,126 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 14:38:48,127 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 14:38:48,129 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 14:38:48,130 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 14:38:48,130 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 14:38:48,131 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 14:38:48,131 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 14:38:48,132 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 14:38:48,133 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 14:38:48,133 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 14:38:48,135 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 14:38:48,136 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 14:38:48,137 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 14:38:48,138 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 14:38:48,139 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 14:38:48,141 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 14:38:48,141 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 14:38:48,141 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 14:38:48,142 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 14:38:48,142 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 14:38:48,143 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 14:38:48,143 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 14:38:48,144 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 14:38:48,145 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 14:38:48,145 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 14:38:48,145 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 14:38:48,145 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 14:38:48,155 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 14:38:48,155 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 14:38:48,156 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 14:38:48,156 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 14:38:48,156 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 14:38:48,156 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 14:38:48,156 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 14:38:48,156 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 14:38:48,156 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 14:38:48,157 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 14:38:48,157 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 14:38:48,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 14:38:48,158 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 14:38:48,158 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 14:38:48,158 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 14:38:48,158 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 14:38:48,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 14:38:48,192 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 14:38:48,194 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 14:38:48,195 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 14:38:48,196 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 14:38:48,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,456 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf1e7c90aa [2018-04-13 14:38:48,572 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 14:38:48,572 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 14:38:48,572 INFO L168 CDTParser]: Scanning lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 14:38:48,579 INFO L215 ultiparseSymbolTable]: [2018-04-13 14:38:48,579 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 14:38:48,579 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flockfree_____false_valid_memtrack_i__pop ('pop') in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flockfree_____false_valid_memtrack_i__push ('push') in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__t4 in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ssize_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uint64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsblkcnt64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__t1 in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_once_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____swblk_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__register_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_attr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____int8_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____nlink_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____sig_atomic_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__timer_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__off_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fd_mask in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____useconds_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsfilcnt64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__loff_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_condattr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ldiv_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ino_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__wchar_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____socklen_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____daddr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____int64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__int8_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____time_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____key_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__S in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uint8_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____loff_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__suseconds_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsfilcnt_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____sigset_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____ino_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____rlim_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____WAIT_STATUS in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__mode_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_short in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_spinlock_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__int64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____clock_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____clockid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____intptr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__div_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__size_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__quad_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int16_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__daddr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_cond_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fsid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uint32_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____int16_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fd_set in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__clock_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____mode_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__blksize_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ulong in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_long in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__caddr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_short in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__gid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__x4 in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__x1 in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__sigset_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____pthread_list_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_barrierattr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____caddr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_char in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_key_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__int16_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____dev_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____fsblkcnt_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_long in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____id_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int32_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__blkcnt_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_rwlock_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____rlim64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__uid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fsblkcnt_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__lldiv_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____qaddr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____gid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____blksize_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uint16_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_char in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_barrier_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_quad_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____quad_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____off64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____suseconds_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__ushort in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_quad_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__garbage in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__key_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fd_mask in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_mutex_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____pid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____timer_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_mutexattr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____int32_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__clockid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____ssize_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____blkcnt_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____u_int in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__time_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__u_int8_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pc4 in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pthread_rwlockattr_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____blkcnt64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__dev_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__fsfilcnt_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__pc1 in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__id_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__int32_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____ino64_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,588 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____off_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,588 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i____uid_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,588 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__uint in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,588 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flockfree_____false_valid_memtrack_i__nlink_t in lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:48,600 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf1e7c90aa [2018-04-13 14:38:48,602 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 14:38:48,603 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 14:38:48,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 14:38:48,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 14:38:48,607 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 14:38:48,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff49105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48, skipping insertion in model container [2018-04-13 14:38:48,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,620 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 14:38:48,636 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 14:38:48,763 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 14:38:48,799 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 14:38:48,805 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-13 14:38:48,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48 WrapperNode [2018-04-13 14:38:48,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 14:38:48,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 14:38:48,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 14:38:48,843 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 14:38:48,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (1/1) ... [2018-04-13 14:38:48,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 14:38:48,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 14:38:48,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 14:38:48,890 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 14:38:48,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (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 14:38:48,987 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 14:38:48,988 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 14:38:48,988 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flockfree_____false_valid_memtrack_i__push [2018-04-13 14:38:48,988 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flockfree_____false_valid_memtrack_i__pop [2018-04-13 14:38:48,988 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 14:38:48,988 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 14:38:48,989 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 14:38:48,989 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 14:38:48,989 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 14:38:48,990 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 14:38:48,991 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 14:38:48,992 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 14:38:48,993 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 14:38:48,994 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 14:38:48,995 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 14:38:48,996 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 14:38:48,997 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flockfree_____false_valid_memtrack_i__push [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flockfree_____false_valid_memtrack_i__pop [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 14:38:48,998 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 14:38:48,999 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 14:38:48,999 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 14:38:48,999 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 14:38:48,999 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 14:38:49,335 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 14:38:49,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 02:38:49 BoogieIcfgContainer [2018-04-13 14:38:49,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 14:38:49,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 14:38:49,336 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 14:38:49,337 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 14:38:49,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 02:38:48" (1/3) ... [2018-04-13 14:38:49,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3042dea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 02:38:49, skipping insertion in model container [2018-04-13 14:38:49,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:38:48" (2/3) ... [2018-04-13 14:38:49,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3042dea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 02:38:49, skipping insertion in model container [2018-04-13 14:38:49,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 02:38:49" (3/3) ... [2018-04-13 14:38:49,340 INFO L107 eAbstractionObserver]: Analyzing ICFG lockfree-3.2_false-valid-memtrack.i [2018-04-13 14:38:49,347 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 14:38:49,356 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 19 error locations. [2018-04-13 14:38:49,379 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 14:38:49,379 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 14:38:49,379 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 14:38:49,379 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 14:38:49,379 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 14:38:49,379 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 14:38:49,380 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 14:38:49,380 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 14:38:49,380 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 14:38:49,380 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 14:38:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2018-04-13 14:38:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-13 14:38:49,393 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:49,393 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:49,393 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 14:38:49,396 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 14:38:49,403 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:38:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:49,516 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 14:38:49,535 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:38:49,535 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 14:38:49,536 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:38:49,537 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 14:38:49,537 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 14:38:49,537 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 14:38:49,538 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-13 14:38:49,547 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-13 14:38:49,548 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 14:38:49,549 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 3 states. [2018-04-13 14:38:49,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:38:49,741 INFO L93 Difference]: Finished difference Result 97 states and 120 transitions. [2018-04-13 14:38:49,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-13 14:38:49,744 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2018-04-13 14:38:49,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:38:49,757 INFO L225 Difference]: With dead ends: 97 [2018-04-13 14:38:49,758 INFO L226 Difference]: Without dead ends: 94 [2018-04-13 14:38:49,761 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 14:38:49,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-04-13 14:38:49,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 75. [2018-04-13 14:38:49,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-04-13 14:38:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 92 transitions. [2018-04-13 14:38:49,805 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 92 transitions. Word has length 9 [2018-04-13 14:38:49,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:38:49,805 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 92 transitions. [2018-04-13 14:38:49,805 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-13 14:38:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2018-04-13 14:38:49,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-13 14:38:49,806 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:49,806 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:49,806 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 14:38:49,806 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 14:38:49,811 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:38:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:49,909 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 14:38:49,926 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:38:49,926 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 14:38:49,927 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:38:49,927 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 14:38:49,927 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 14:38:49,927 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 14:38:49,928 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 14:38:49,928 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 14:38:49,929 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 14:38:49,929 INFO L87 Difference]: Start difference. First operand 75 states and 92 transitions. Second operand 4 states. [2018-04-13 14:38:50,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:38:50,144 INFO L93 Difference]: Finished difference Result 96 states and 119 transitions. [2018-04-13 14:38:50,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 14:38:50,144 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-13 14:38:50,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:38:50,145 INFO L225 Difference]: With dead ends: 96 [2018-04-13 14:38:50,145 INFO L226 Difference]: Without dead ends: 96 [2018-04-13 14:38:50,146 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 14:38:50,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-04-13 14:38:50,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 76. [2018-04-13 14:38:50,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-04-13 14:38:50,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 93 transitions. [2018-04-13 14:38:50,151 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 93 transitions. Word has length 12 [2018-04-13 14:38:50,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:38:50,151 INFO L459 AbstractCegarLoop]: Abstraction has 76 states and 93 transitions. [2018-04-13 14:38:50,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 14:38:50,151 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2018-04-13 14:38:50,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-13 14:38:50,152 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:50,152 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:50,152 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 14:38:50,152 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 14:38:50,154 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:38:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:50,230 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 14:38:50,260 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:38:50,260 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 14:38:50,260 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:38:50,261 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 14:38:50,261 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 14:38:50,261 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 14:38:50,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 14:38:50,261 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 14:38:50,262 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 14:38:50,262 INFO L87 Difference]: Start difference. First operand 76 states and 93 transitions. Second operand 4 states. [2018-04-13 14:38:50,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:38:50,510 INFO L93 Difference]: Finished difference Result 145 states and 186 transitions. [2018-04-13 14:38:50,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 14:38:50,511 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-13 14:38:50,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:38:50,512 INFO L225 Difference]: With dead ends: 145 [2018-04-13 14:38:50,512 INFO L226 Difference]: Without dead ends: 145 [2018-04-13 14:38:50,512 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 14:38:50,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-13 14:38:50,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 116. [2018-04-13 14:38:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-04-13 14:38:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 161 transitions. [2018-04-13 14:38:50,520 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 161 transitions. Word has length 12 [2018-04-13 14:38:50,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:38:50,520 INFO L459 AbstractCegarLoop]: Abstraction has 116 states and 161 transitions. [2018-04-13 14:38:50,520 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 14:38:50,521 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 161 transitions. [2018-04-13 14:38:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-13 14:38:50,521 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:50,521 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:50,521 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 14:38:50,521 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) [2018-04-13 14:38:50,532 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:38:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:50,588 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 14:38:50,616 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:38:50,616 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 14:38:50,616 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:38:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:50,617 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 14:38:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:38:50,617 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 14:38:50,617 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 14:38:50,617 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-13 14:38:50,618 INFO L87 Difference]: Start difference. First operand 116 states and 161 transitions. Second operand 4 states. [2018-04-13 14:38:50,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:38:50,761 INFO L93 Difference]: Finished difference Result 162 states and 227 transitions. [2018-04-13 14:38:50,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 14:38:50,763 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-04-13 14:38:50,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:38:50,764 INFO L225 Difference]: With dead ends: 162 [2018-04-13 14:38:50,765 INFO L226 Difference]: Without dead ends: 155 [2018-04-13 14:38:50,765 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 14:38:50,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-04-13 14:38:50,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 137. [2018-04-13 14:38:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-13 14:38:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 194 transitions. [2018-04-13 14:38:50,776 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 194 transitions. Word has length 13 [2018-04-13 14:38:50,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:38:50,776 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 194 transitions. [2018-04-13 14:38:50,777 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 14:38:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2018-04-13 14:38:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-13 14:38:50,777 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:38:50,777 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:38:50,777 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 14:38:50,778 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) [2018-04-13 14:38:50,781 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:38:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:38:50,810 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 14:38:50,811 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 14:38:50,813 INFO L168 Benchmark]: Toolchain (without parser) took 2210.30 ms. Allocated memory was 412.6 MB in the beginning and 653.3 MB in the end (delta: 240.6 MB). Free memory was 348.9 MB in the beginning and 471.2 MB in the end (delta: -122.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:50,814 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 412.6 MB. Free memory is still 375.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 14:38:50,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.13 ms. Allocated memory is still 412.6 MB. Free memory was 347.6 MB in the beginning and 322.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:50,815 INFO L168 Benchmark]: Boogie Preprocessor took 46.05 ms. Allocated memory is still 412.6 MB. Free memory was 322.4 MB in the beginning and 318.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:50,815 INFO L168 Benchmark]: RCFGBuilder took 445.56 ms. Allocated memory was 412.6 MB in the beginning and 627.0 MB in the end (delta: 214.4 MB). Free memory was 318.4 MB in the beginning and 555.2 MB in the end (delta: -236.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:50,816 INFO L168 Benchmark]: TraceAbstraction took 1477.09 ms. Allocated memory was 627.0 MB in the beginning and 653.3 MB in the end (delta: 26.2 MB). Free memory was 555.2 MB in the beginning and 471.2 MB in the end (delta: 83.9 MB). Peak memory consumption was 110.1 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:50,818 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 412.6 MB. Free memory is still 375.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 239.13 ms. Allocated memory is still 412.6 MB. Free memory was 347.6 MB in the beginning and 322.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 46.05 ms. Allocated memory is still 412.6 MB. Free memory was 322.4 MB in the beginning and 318.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 445.56 ms. Allocated memory was 412.6 MB in the beginning and 627.0 MB in the end (delta: 214.4 MB). Free memory was 318.4 MB in the beginning and 555.2 MB in the end (delta: -236.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1477.09 ms. Allocated memory was 627.0 MB in the beginning and 653.3 MB in the end (delta: 26.2 MB). Free memory was 555.2 MB in the beginning and 471.2 MB in the end (delta: 83.9 MB). Peak memory consumption was 110.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 210 column 352: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 210 column 352: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$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-3.2_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_14-38-50-827.csv Received shutdown request...