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/list-properties/simple_built_from_end_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 18:42:51,035 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 18:42:51,036 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 18:42:51,047 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 18:42:51,048 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 18:42:51,049 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 18:42:51,050 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 18:42:51,052 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 18:42:51,053 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 18:42:51,054 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 18:42:51,055 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 18:42:51,055 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 18:42:51,056 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 18:42:51,057 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 18:42:51,058 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 18:42:51,059 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 18:42:51,061 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 18:42:51,063 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 18:42:51,064 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 18:42:51,065 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 18:42:51,066 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 18:42:51,067 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 18:42:51,067 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 18:42:51,068 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 18:42:51,068 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 18:42:51,069 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 18:42:51,069 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 18:42:51,070 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 18:42:51,071 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 18:42:51,071 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 18:42:51,071 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 18:42:51,072 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 [2018-04-11 18:42:51,093 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 18:42:51,093 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 18:42:51,094 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 18:42:51,094 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 18:42:51,095 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 18:42:51,095 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 18:42:51,095 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 18:42:51,095 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 18:42:51,095 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 18:42:51,095 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 18:42:51,095 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 18:42:51,096 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 18:42:51,096 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 18:42:51,096 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 18:42:51,096 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 18:42:51,096 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 18:42:51,096 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 18:42:51,096 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 18:42:51,097 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 18:42:51,097 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:42:51,097 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 18:42:51,097 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-11 18:42:51,097 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-11 18:42:51,097 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 [2018-04-11 18:42:51,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 18:42:51,140 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 18:42:51,143 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 18:42:51,145 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 18:42:51,145 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 18:42:51,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,433 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa31935adf [2018-04-11 18:42:51,566 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 18:42:51,567 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 18:42:51,567 INFO L168 CDTParser]: Scanning simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,577 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 18:42:51,577 INFO L215 ultiparseSymbolTable]: [2018-04-11 18:42:51,577 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 18:42:51,577 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__exit ('exit') in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,577 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,577 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 18:42:51,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____int64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,577 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fd_mask in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__nlink_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_attr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____sig_atomic_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__id_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_condattr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_once_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_int in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,578 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int8_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__dev_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____daddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____key_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uint8_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__register_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int16_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__off_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__quad_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsblkcnt64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,579 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____clockid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____useconds_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsfilcnt64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__loff_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ushort in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_quad_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__wchar_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ldiv_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____swblk_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ino_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,580 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_barrier_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____gid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____pid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_mutexattr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____quad_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____ssize_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____ino64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____blkcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____timer_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,581 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__clockid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____int32_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__sigset_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int32_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____nlink_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__timer_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ssize_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fd_mask in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uint64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_rwlockattr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,582 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__key_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__uint in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__int32_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____off_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____blkcnt64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fsfilcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_char in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____blksize_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____dev_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsblkcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,583 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__int16_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_key_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__blksize_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____qaddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__lldiv_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____off64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_rwlock_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__uid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____rlim64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____id_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,584 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fsblkcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__div_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uint32_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_char in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__blkcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_barrierattr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____suseconds_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__time_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____pthread_list_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_mutex_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,585 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_quad_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__List in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____rlim_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____intptr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__int8_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____mode_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__daddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____ino_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____time_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____socklen_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_int64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____loff_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____fsfilcnt_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__int64_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,586 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_cond_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____int16_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__size_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____uint16_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____WAIT_STATUS in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_long in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____clock_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__ulong in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pthread_spinlock_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____int8_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fsid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__mode_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_short in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____sigset_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__caddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____u_short in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__gid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__suseconds_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__clock_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i____caddr_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__fd_set in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__pid_t in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,587 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__u_long in simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:51,599 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa31935adf [2018-04-11 18:42:51,603 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 18:42:51,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 18:42:51,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 18:42:51,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 18:42:51,609 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 18:42:51,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d428e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51, skipping insertion in model container [2018-04-11 18:42:51,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,622 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:42:51,638 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:42:51,733 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:42:51,771 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:42:51,778 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-11 18:42:51,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51 WrapperNode [2018-04-11 18:42:51,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 18:42:51,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 18:42:51,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 18:42:51,806 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 18:42:51,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (1/1) ... [2018-04-11 18:42:51,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 18:42:51,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 18:42:51,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 18:42:51,836 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 18:42:51,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:42:51,943 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 18:42:51,943 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 18:42:51,943 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__exit [2018-04-11 18:42:51,943 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 18:42:51,943 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 18:42:51,944 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 18:42:51,945 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 18:42:51,946 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 18:42:51,947 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 18:42:51,948 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 18:42:51,949 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fsimple_built_from_end_true_unreach_call_false_valid_memtrack_i__exit [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 18:42:51,950 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 18:42:51,951 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 18:42:51,952 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 18:42:51,953 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 18:42:51,954 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 18:42:51,954 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 18:42:51,954 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 18:42:51,954 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 18:42:51,954 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 18:42:51,954 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 18:42:51,954 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 18:42:51,954 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 18:42:52,164 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 18:42:52,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:42:52 BoogieIcfgContainer [2018-04-11 18:42:52,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 18:42:52,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 18:42:52,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 18:42:52,167 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 18:42:52,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 06:42:51" (1/3) ... [2018-04-11 18:42:52,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa8eaae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:42:52, skipping insertion in model container [2018-04-11 18:42:52,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:42:51" (2/3) ... [2018-04-11 18:42:52,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa8eaae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:42:52, skipping insertion in model container [2018-04-11 18:42:52,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:42:52" (3/3) ... [2018-04-11 18:42:52,169 INFO L107 eAbstractionObserver]: Analyzing ICFG simple_built_from_end_true-unreach-call_false-valid-memtrack.i [2018-04-11 18:42:52,174 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 18:42:52,179 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-04-11 18:42:52,204 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 18:42:52,204 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 18:42:52,205 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 18:42:52,205 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-11 18:42:52,205 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 18:42:52,205 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 18:42:52,205 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 18:42:52,205 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 18:42:52,205 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 18:42:52,205 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 18:42:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2018-04-11 18:42:52,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-11 18:42:52,219 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:42:52,219 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:42:52,219 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 18:42:52,223 INFO L82 PathProgramCache]: Analyzing trace with hash -955294840, 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 [2018-04-11 18:42:52,231 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:42:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,299 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:42:52,299 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 18:42:52,300 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:42:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,300 INFO L182 omatonBuilderFactory]: Interpolants [41#true, 42#false, 46#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:42:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 18:42:52,308 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 18:42:52,309 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 18:42:52,310 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 3 states. [2018-04-11 18:42:52,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:42:52,374 INFO L93 Difference]: Finished difference Result 54 states and 57 transitions. [2018-04-11 18:42:52,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 18:42:52,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2018-04-11 18:42:52,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:42:52,384 INFO L225 Difference]: With dead ends: 54 [2018-04-11 18:42:52,384 INFO L226 Difference]: Without dead ends: 45 [2018-04-11 18:42:52,386 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 [2018-04-11 18:42:52,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-11 18:42:52,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 40. [2018-04-11 18:42:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-04-11 18:42:52,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 46 transitions. [2018-04-11 18:42:52,409 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 46 transitions. Word has length 9 [2018-04-11 18:42:52,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:42:52,410 INFO L459 AbstractCegarLoop]: Abstraction has 40 states and 46 transitions. [2018-04-11 18:42:52,410 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 18:42:52,410 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2018-04-11 18:42:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-11 18:42:52,410 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:42:52,410 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:42:52,410 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 18:42:52,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1498630597, 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 [2018-04-11 18:42:52,414 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:42:52,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,461 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:42:52,461 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 18:42:52,462 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:42:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,462 INFO L182 omatonBuilderFactory]: Interpolants [146#(and (= main_~p~0.base 0) (= main_~p~0.offset 0)), 147#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 141#true, 142#false] [2018-04-11 18:42:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,463 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 18:42:52,463 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 18:42:52,463 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 18:42:52,463 INFO L87 Difference]: Start difference. First operand 40 states and 46 transitions. Second operand 4 states. [2018-04-11 18:42:52,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:42:52,534 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2018-04-11 18:42:52,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 18:42:52,534 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-11 18:42:52,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:42:52,535 INFO L225 Difference]: With dead ends: 46 [2018-04-11 18:42:52,535 INFO L226 Difference]: Without dead ends: 44 [2018-04-11 18:42:52,536 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 18:42:52,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-04-11 18:42:52,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 34. [2018-04-11 18:42:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-04-11 18:42:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 35 transitions. [2018-04-11 18:42:52,539 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 35 transitions. Word has length 12 [2018-04-11 18:42:52,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:42:52,539 INFO L459 AbstractCegarLoop]: Abstraction has 34 states and 35 transitions. [2018-04-11 18:42:52,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 18:42:52,540 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-04-11 18:42:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-11 18:42:52,540 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:42:52,540 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:42:52,540 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 18:42:52,540 INFO L82 PathProgramCache]: Analyzing trace with hash 788287509, 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 [2018-04-11 18:42:52,543 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:42:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,553 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:42:52,557 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,557 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,558 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,558 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,589 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:42:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,636 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:42:52,636 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:42:52,637 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:42:52,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,637 INFO L182 omatonBuilderFactory]: Interpolants [230#true, 231#false, 235#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 236#(= 1 (select |#valid| |main_#t~malloc1.base|)), 237#(= 1 (select |#valid| main_~t~0.base)), 238#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:42:52,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,637 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:42:52,638 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:42:52,638 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:42:52,638 INFO L87 Difference]: Start difference. First operand 34 states and 35 transitions. Second operand 6 states. [2018-04-11 18:42:52,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:42:52,735 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2018-04-11 18:42:52,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:42:52,735 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2018-04-11 18:42:52,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:42:52,736 INFO L225 Difference]: With dead ends: 34 [2018-04-11 18:42:52,736 INFO L226 Difference]: Without dead ends: 34 [2018-04-11 18:42:52,737 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-11 18:42:52,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-04-11 18:42:52,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2018-04-11 18:42:52,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-04-11 18:42:52,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2018-04-11 18:42:52,740 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 13 [2018-04-11 18:42:52,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:42:52,740 INFO L459 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2018-04-11 18:42:52,740 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:42:52,740 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-04-11 18:42:52,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-11 18:42:52,741 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:42:52,741 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:42:52,741 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 18:42:52,741 INFO L82 PathProgramCache]: Analyzing trace with hash 788287510, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:42:52,745 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:42:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,757 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:42:52,760 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,761 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,761 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,761 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,768 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:42:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,821 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:42:52,822 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:42:52,822 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:42:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,822 INFO L182 omatonBuilderFactory]: Interpolants [309#true, 310#false, 314#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 315#(and (= 0 |main_#t~malloc1.offset|) (= 8 (select |#length| |main_#t~malloc1.base|))), 316#(and (<= 0 main_~t~0.offset) (<= (+ main_~t~0.offset 4) (select |#length| main_~t~0.base))), 317#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:42:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,823 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:42:52,823 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:42:52,823 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:42:52,823 INFO L87 Difference]: Start difference. First operand 32 states and 33 transitions. Second operand 6 states. [2018-04-11 18:42:52,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:42:52,903 INFO L93 Difference]: Finished difference Result 32 states and 33 transitions. [2018-04-11 18:42:52,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:42:52,904 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2018-04-11 18:42:52,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:42:52,905 INFO L225 Difference]: With dead ends: 32 [2018-04-11 18:42:52,905 INFO L226 Difference]: Without dead ends: 32 [2018-04-11 18:42:52,905 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-11 18:42:52,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-04-11 18:42:52,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2018-04-11 18:42:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-04-11 18:42:52,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2018-04-11 18:42:52,910 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 13 [2018-04-11 18:42:52,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:42:52,910 INFO L459 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2018-04-11 18:42:52,910 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:42:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-04-11 18:42:52,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-11 18:42:52,911 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:42:52,911 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:42:52,911 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 18:42:52,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1332890996, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:42:52,914 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:42:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,934 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:42:52,936 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,936 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,937 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,937 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:42:52,944 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:42:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:52,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,994 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:42:52,995 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:42:52,995 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:42:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,995 INFO L182 omatonBuilderFactory]: Interpolants [385#true, 386#false, 390#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 391#(and (= 0 |main_#t~malloc1.offset|) (= 8 (select |#length| |main_#t~malloc1.base|))), 392#(and (<= 0 (+ main_~t~0.offset 4)) (<= (+ main_~t~0.offset 8) (select |#length| main_~t~0.base))), 393#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:42:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:52,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:42:52,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:42:52,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:42:52,996 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 6 states. [2018-04-11 18:42:53,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:42:53,069 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-04-11 18:42:53,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:42:53,069 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-04-11 18:42:53,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:42:53,070 INFO L225 Difference]: With dead ends: 31 [2018-04-11 18:42:53,070 INFO L226 Difference]: Without dead ends: 31 [2018-04-11 18:42:53,070 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-04-11 18:42:53,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-04-11 18:42:53,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2018-04-11 18:42:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-04-11 18:42:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2018-04-11 18:42:53,072 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 14 [2018-04-11 18:42:53,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:42:53,072 INFO L459 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2018-04-11 18:42:53,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:42:53,072 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-04-11 18:42:53,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-11 18:42:53,072 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:42:53,072 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:42:53,073 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 18:42:53,073 INFO L82 PathProgramCache]: Analyzing trace with hash 2060901191, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:42:53,075 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:42:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:53,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:53,132 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:42:53,132 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 18:42:53,132 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:42:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:53,132 INFO L182 omatonBuilderFactory]: Interpolants [464#(not (= 0 |main_#t~malloc1.base|)), 465#(not (= 0 main_~t~0.base)), 466#(not (= 0 main_~p~0.base)), 467#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 459#true, 460#false] [2018-04-11 18:42:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:42:53,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:42:53,133 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:42:53,133 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 18:42:53,133 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 6 states. [2018-04-11 18:42:53,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:42:53,226 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2018-04-11 18:42:53,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:42:53,226 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-04-11 18:42:53,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:42:53,227 INFO L225 Difference]: With dead ends: 46 [2018-04-11 18:42:53,227 INFO L226 Difference]: Without dead ends: 46 [2018-04-11 18:42:53,227 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-11 18:42:53,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-04-11 18:42:53,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 32. [2018-04-11 18:42:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-04-11 18:42:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2018-04-11 18:42:53,229 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 21 [2018-04-11 18:42:53,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:42:53,229 INFO L459 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2018-04-11 18:42:53,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:42:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-04-11 18:42:53,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-11 18:42:53,229 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:42:53,230 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:42:53,230 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr8EnsuresViolationMEMORY_LEAK, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation]=== [2018-04-11 18:42:53,230 INFO L82 PathProgramCache]: Analyzing trace with hash 2060901236, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:42:53,232 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:42:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:42:53,255 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 94 column 325: Sort mismatch at argument #1 for function (declare-fun >= (Int Int) Bool) supplied sort is Bool 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) [2018-04-11 18:42:53,257 INFO L168 Benchmark]: Toolchain (without parser) took 1654.09 ms. Allocated memory was 401.6 MB in the beginning and 576.2 MB in the end (delta: 174.6 MB). Free memory was 333.6 MB in the beginning and 495.7 MB in the end (delta: -162.1 MB). Peak memory consumption was 12.5 MB. Max. memory is 5.3 GB. [2018-04-11 18:42:53,258 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 401.6 MB. Free memory is still 359.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 18:42:53,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.48 ms. Allocated memory is still 401.6 MB. Free memory was 333.6 MB in the beginning and 308.3 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 5.3 GB. [2018-04-11 18:42:53,259 INFO L168 Benchmark]: Boogie Preprocessor took 29.40 ms. Allocated memory is still 401.6 MB. Free memory was 308.3 MB in the beginning and 305.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 18:42:53,259 INFO L168 Benchmark]: RCFGBuilder took 328.62 ms. Allocated memory was 401.6 MB in the beginning and 576.2 MB in the end (delta: 174.6 MB). Free memory was 305.7 MB in the beginning and 515.4 MB in the end (delta: -209.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 5.3 GB. [2018-04-11 18:42:53,260 INFO L168 Benchmark]: TraceAbstraction took 1091.81 ms. Allocated memory is still 576.2 MB. Free memory was 515.4 MB in the beginning and 495.7 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 5.3 GB. [2018-04-11 18:42:53,262 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 401.6 MB. Free memory is still 359.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 201.48 ms. Allocated memory is still 401.6 MB. Free memory was 333.6 MB in the beginning and 308.3 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.40 ms. Allocated memory is still 401.6 MB. Free memory was 308.3 MB in the beginning and 305.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 328.62 ms. Allocated memory was 401.6 MB in the beginning and 576.2 MB in the end (delta: 174.6 MB). Free memory was 305.7 MB in the beginning and 515.4 MB in the end (delta: -209.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1091.81 ms. Allocated memory is still 576.2 MB. Free memory was 515.4 MB in the beginning and 495.7 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 94 column 325: Sort mismatch at argument #1 for function (declare-fun >= (Int Int) Bool) supplied sort is Bool de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 94 column 325: Sort mismatch at argument #1 for function (declare-fun >= (Int Int) Bool) supplied sort is Bool: 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/simple_built_from_end_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_18-42-53-270.csv Received shutdown request...