java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/list-ext-properties/960521-1_1_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 11:10:10,012 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 11:10:10,014 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 11:10:10,026 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 11:10:10,027 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 11:10:10,027 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 11:10:10,028 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 11:10:10,030 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 11:10:10,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 11:10:10,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 11:10:10,033 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 11:10:10,033 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 11:10:10,034 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 11:10:10,035 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 11:10:10,036 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 11:10:10,037 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 11:10:10,039 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 11:10:10,040 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 11:10:10,041 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 11:10:10,042 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 11:10:10,044 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 11:10:10,044 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 11:10:10,044 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 11:10:10,045 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 11:10:10,046 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 11:10:10,047 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 11:10:10,047 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 11:10:10,048 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 11:10:10,048 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 11:10:10,048 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 11:10:10,049 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 11:10:10,049 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-11 11:10:10,070 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 11:10:10,070 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 11:10:10,071 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 11:10:10,071 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 11:10:10,071 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 11:10:10,071 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 11:10:10,071 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 11:10:10,072 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 11:10:10,072 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 11:10:10,073 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 11:10:10,073 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 11:10:10,073 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 11:10:10,073 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 11:10:10,073 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 11:10:10,073 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 11:10:10,073 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 11:10:10,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 11:10:10,111 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 11:10:10,114 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 11:10:10,115 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 11:10:10,116 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 11:10:10,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,483 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5b9a12a33 [2018-04-11 11:10:10,617 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 11:10:10,617 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 11:10:10,618 INFO L168 CDTParser]: Scanning 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,624 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 11:10:10,624 INFO L215 ultiparseSymbolTable]: [2018-04-11 11:10:10,625 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 11:10:10,625 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_f___________false_valid_deref_i__foo ('foo') in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____uint8_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____key_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____clockid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____daddr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____clock_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__quad_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__fsid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_int16_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,625 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_int8_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__clockid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__loff_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____u_int in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__uint in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__suseconds_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__fd_mask in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__wchar_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____useconds_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____ino64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_long in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____uid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____ino_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____fsid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__nlink_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____sigset_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_cond_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____blkcnt_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_once_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,626 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____int16_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__dev_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_spinlock_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__id_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____u_long in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____nlink_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__timer_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_char in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__off_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_int32_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__blkcnt_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__ssize_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,627 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_rwlockattr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____socklen_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____pthread_list_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____off_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____blkcnt64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__fsfilcnt_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____uint64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__int32_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_attr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_barrier_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____u_quad_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____pid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____sig_atomic_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,628 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____quad_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____fd_mask in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____ssize_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____u_char in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____off64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____fsblkcnt64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____id_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_mutexattr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_int in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____gid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,629 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____timer_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__fsblkcnt_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__div_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____int32_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__caddr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____suseconds_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__time_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____u_short in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_mutex_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__lldiv_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__key_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__uid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__mode_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__fd_set in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____rlim_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____intptr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__int16_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____fsblkcnt_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__size_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__n in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_key_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_rwlock_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____uint32_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____mode_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__sigset_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__blksize_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__ulong in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__gid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____int8_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_short in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__b in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__a in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__ino_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pid_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__clock_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__ldiv_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_barrierattr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____swblk_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__register_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____caddr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____fsfilcnt64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____int64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____dev_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_quad_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__ushort in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__daddr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____time_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____loff_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__int8_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__int64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__u_int64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____fsfilcnt_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____rlim64_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____WAIT_STATUS in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____qaddr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i__pthread_condattr_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____uint16_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_f___________false_valid_deref_i____blksize_t in 960521-1_1_false-valid-deref.i [2018-04-11 11:10:10,648 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5b9a12a33 [2018-04-11 11:10:10,651 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 11:10:10,651 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 11:10:10,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 11:10:10,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 11:10:10,656 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 11:10:10,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505725f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10, skipping insertion in model container [2018-04-11 11:10:10,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,670 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 11:10:10,694 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 11:10:10,818 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 11:10:10,857 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 11:10:10,863 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-11 11:10:10,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10 WrapperNode [2018-04-11 11:10:10,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 11:10:10,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 11:10:10,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 11:10:10,896 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 11:10:10,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (1/1) ... [2018-04-11 11:10:10,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 11:10:10,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 11:10:10,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 11:10:10,937 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 11:10:10,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (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 11:10:11,023 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 11:10:11,023 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 11:10:11,023 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f___________false_valid_deref_i__foo [2018-04-11 11:10:11,024 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 11:10:11,024 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 11:10:11,024 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 11:10:11,024 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 11:10:11,024 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 11:10:11,024 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 11:10:11,024 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 11:10:11,024 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 11:10:11,025 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 11:10:11,026 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 11:10:11,026 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 11:10:11,026 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 11:10:11,026 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 11:10:11,026 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 11:10:11,026 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 11:10:11,026 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 11:10:11,026 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 11:10:11,027 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 11:10:11,028 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 11:10:11,029 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 11:10:11,030 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 11:10:11,031 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 11:10:11,032 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 11:10:11,033 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_f___________false_valid_deref_i__foo [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 11:10:11,034 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 11:10:11,330 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 11:10:11,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:10:11 BoogieIcfgContainer [2018-04-11 11:10:11,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 11:10:11,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 11:10:11,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 11:10:11,333 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 11:10:11,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 11:10:10" (1/3) ... [2018-04-11 11:10:11,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed153b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:10:11, skipping insertion in model container [2018-04-11 11:10:11,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:10:10" (2/3) ... [2018-04-11 11:10:11,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed153b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:10:11, skipping insertion in model container [2018-04-11 11:10:11,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:10:11" (3/3) ... [2018-04-11 11:10:11,336 INFO L107 eAbstractionObserver]: Analyzing ICFG 960521-1_1_false-valid-deref.i [2018-04-11 11:10:11,342 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 11:10:11,347 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 17 error locations. [2018-04-11 11:10:11,377 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 11:10:11,377 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 11:10:11,377 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 11:10:11,378 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 11:10:11,378 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 11:10:11,378 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 11:10:11,378 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 11:10:11,378 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 11:10:11,378 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 11:10:11,379 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 11:10:11,387 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2018-04-11 11:10:11,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-11 11:10:11,394 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:11,395 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:11,395 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:11,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1262873826, now seen corresponding path program 1 times [2018-04-11 11:10:11,399 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:11,399 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:11,439 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:11,440 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:11,474 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:10:11,496 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 11:10:11,497 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:10:11,498 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 11:10:11,499 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-04-11 11:10:11,507 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-04-11 11:10:11,507 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-11 11:10:11,509 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 2 states. [2018-04-11 11:10:11,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:10:11,526 INFO L93 Difference]: Finished difference Result 64 states and 67 transitions. [2018-04-11 11:10:11,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-04-11 11:10:11,527 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2018-04-11 11:10:11,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:10:11,537 INFO L225 Difference]: With dead ends: 64 [2018-04-11 11:10:11,537 INFO L226 Difference]: Without dead ends: 61 [2018-04-11 11:10:11,539 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-11 11:10:11,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-11 11:10:11,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2018-04-11 11:10:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-11 11:10:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 64 transitions. [2018-04-11 11:10:11,567 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 64 transitions. Word has length 12 [2018-04-11 11:10:11,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:10:11,567 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 64 transitions. [2018-04-11 11:10:11,567 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-04-11 11:10:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2018-04-11 11:10:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-11 11:10:11,568 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:11,568 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:11,568 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:11,569 INFO L82 PathProgramCache]: Analyzing trace with hash 40666728, now seen corresponding path program 1 times [2018-04-11 11:10:11,569 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:11,569 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:11,570 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,570 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:11,570 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:11,590 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:10:11,627 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 11:10:11,627 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:10:11,627 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 11:10:11,628 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 11:10:11,628 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 11:10:11,628 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 11:10:11,628 INFO L87 Difference]: Start difference. First operand 61 states and 64 transitions. Second operand 4 states. [2018-04-11 11:10:11,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:10:11,708 INFO L93 Difference]: Finished difference Result 60 states and 63 transitions. [2018-04-11 11:10:11,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 11:10:11,708 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-04-11 11:10:11,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:10:11,709 INFO L225 Difference]: With dead ends: 60 [2018-04-11 11:10:11,710 INFO L226 Difference]: Without dead ends: 60 [2018-04-11 11:10:11,710 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 11:10:11,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-11 11:10:11,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2018-04-11 11:10:11,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-04-11 11:10:11,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 63 transitions. [2018-04-11 11:10:11,716 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 63 transitions. Word has length 14 [2018-04-11 11:10:11,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:10:11,717 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 63 transitions. [2018-04-11 11:10:11,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 11:10:11,717 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2018-04-11 11:10:11,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-11 11:10:11,717 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:11,718 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:11,718 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:11,718 INFO L82 PathProgramCache]: Analyzing trace with hash 40666729, now seen corresponding path program 1 times [2018-04-11 11:10:11,718 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:11,718 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:11,719 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:11,719 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:11,738 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:10:11,810 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 11:10:11,810 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:10:11,811 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 11:10:11,811 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 11:10:11,811 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 11:10:11,811 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 11:10:11,811 INFO L87 Difference]: Start difference. First operand 60 states and 63 transitions. Second operand 5 states. [2018-04-11 11:10:11,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:10:11,858 INFO L93 Difference]: Finished difference Result 59 states and 62 transitions. [2018-04-11 11:10:11,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:10:11,858 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-11 11:10:11,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:10:11,859 INFO L225 Difference]: With dead ends: 59 [2018-04-11 11:10:11,859 INFO L226 Difference]: Without dead ends: 59 [2018-04-11 11:10:11,859 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 11:10:11,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-04-11 11:10:11,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2018-04-11 11:10:11,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-11 11:10:11,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 62 transitions. [2018-04-11 11:10:11,862 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 62 transitions. Word has length 14 [2018-04-11 11:10:11,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:10:11,862 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 62 transitions. [2018-04-11 11:10:11,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 11:10:11,863 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2018-04-11 11:10:11,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 11:10:11,863 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:11,863 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:11,863 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:11,863 INFO L82 PathProgramCache]: Analyzing trace with hash 2072410647, now seen corresponding path program 1 times [2018-04-11 11:10:11,863 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:11,863 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:11,864 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:11,864 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:11,875 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:10:11,905 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 11:10:11,905 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:10:11,905 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 11:10:11,906 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 11:10:11,906 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 11:10:11,906 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 11:10:11,906 INFO L87 Difference]: Start difference. First operand 59 states and 62 transitions. Second operand 4 states. [2018-04-11 11:10:11,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:10:11,946 INFO L93 Difference]: Finished difference Result 56 states and 59 transitions. [2018-04-11 11:10:11,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:10:11,947 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-11 11:10:11,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:10:11,947 INFO L225 Difference]: With dead ends: 56 [2018-04-11 11:10:11,948 INFO L226 Difference]: Without dead ends: 56 [2018-04-11 11:10:11,948 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 11:10:11,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-04-11 11:10:11,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-04-11 11:10:11,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-11 11:10:11,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 59 transitions. [2018-04-11 11:10:11,952 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 59 transitions. Word has length 20 [2018-04-11 11:10:11,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:10:11,952 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 59 transitions. [2018-04-11 11:10:11,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 11:10:11,952 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2018-04-11 11:10:11,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 11:10:11,953 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:11,953 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:11,953 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:11,953 INFO L82 PathProgramCache]: Analyzing trace with hash 2072410648, now seen corresponding path program 1 times [2018-04-11 11:10:11,953 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:11,953 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:11,954 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:11,954 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:11,971 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:10:12,061 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 11:10:12,062 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:10:12,062 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 11:10:12,062 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 11:10:12,062 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 11:10:12,062 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-04-11 11:10:12,063 INFO L87 Difference]: Start difference. First operand 56 states and 59 transitions. Second operand 7 states. [2018-04-11 11:10:12,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:10:12,146 INFO L93 Difference]: Finished difference Result 66 states and 70 transitions. [2018-04-11 11:10:12,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 11:10:12,147 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-04-11 11:10:12,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:10:12,148 INFO L225 Difference]: With dead ends: 66 [2018-04-11 11:10:12,149 INFO L226 Difference]: Without dead ends: 66 [2018-04-11 11:10:12,149 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-04-11 11:10:12,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-04-11 11:10:12,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 57. [2018-04-11 11:10:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-11 11:10:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 60 transitions. [2018-04-11 11:10:12,152 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 60 transitions. Word has length 20 [2018-04-11 11:10:12,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:10:12,152 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 60 transitions. [2018-04-11 11:10:12,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 11:10:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2018-04-11 11:10:12,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-04-11 11:10:12,152 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:12,152 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:12,153 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:12,153 INFO L82 PathProgramCache]: Analyzing trace with hash 17902319, now seen corresponding path program 1 times [2018-04-11 11:10:12,153 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:12,153 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:12,154 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:12,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:12,154 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:12,166 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:10:12,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:10:12,221 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:10:12,221 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 11:10:12,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:12,259 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:10:12,291 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 11:10:12,308 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-11 11:10:12,309 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 9 [2018-04-11 11:10:12,309 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 11:10:12,309 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 11:10:12,309 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-04-11 11:10:12,310 INFO L87 Difference]: Start difference. First operand 57 states and 60 transitions. Second operand 9 states. [2018-04-11 11:10:12,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:10:12,418 INFO L93 Difference]: Finished difference Result 102 states and 106 transitions. [2018-04-11 11:10:12,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 11:10:12,418 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 24 [2018-04-11 11:10:12,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:10:12,419 INFO L225 Difference]: With dead ends: 102 [2018-04-11 11:10:12,419 INFO L226 Difference]: Without dead ends: 102 [2018-04-11 11:10:12,419 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2018-04-11 11:10:12,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-04-11 11:10:12,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 79. [2018-04-11 11:10:12,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-04-11 11:10:12,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 83 transitions. [2018-04-11 11:10:12,424 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 83 transitions. Word has length 24 [2018-04-11 11:10:12,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:10:12,424 INFO L459 AbstractCegarLoop]: Abstraction has 79 states and 83 transitions. [2018-04-11 11:10:12,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 11:10:12,424 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 83 transitions. [2018-04-11 11:10:12,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-11 11:10:12,425 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:12,425 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:12,425 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:12,425 INFO L82 PathProgramCache]: Analyzing trace with hash -2080802656, now seen corresponding path program 1 times [2018-04-11 11:10:12,426 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:12,426 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:12,426 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:12,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:12,427 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:12,439 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:10:12,578 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:10:12,578 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 11:10:12,578 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-11 11:10:12,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:12,615 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 11:10:12,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 11:10:12,641 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:10:12,645 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 11:10:12,645 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-11 11:10:12,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-11 11:10:12,671 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 11:10:12,679 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 11:10:12,679 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:21 [2018-04-11 11:10:12,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 11:10:12,818 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 11:10:12,818 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 12 [2018-04-11 11:10:12,818 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 11:10:12,818 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 11:10:12,819 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-04-11 11:10:12,819 INFO L87 Difference]: Start difference. First operand 79 states and 83 transitions. Second operand 13 states. [2018-04-11 11:10:13,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:10:13,153 INFO L93 Difference]: Finished difference Result 121 states and 126 transitions. [2018-04-11 11:10:13,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 11:10:13,154 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 27 [2018-04-11 11:10:13,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:10:13,154 INFO L225 Difference]: With dead ends: 121 [2018-04-11 11:10:13,155 INFO L226 Difference]: Without dead ends: 121 [2018-04-11 11:10:13,155 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2018-04-11 11:10:13,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-04-11 11:10:13,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 85. [2018-04-11 11:10:13,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-04-11 11:10:13,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 89 transitions. [2018-04-11 11:10:13,158 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 89 transitions. Word has length 27 [2018-04-11 11:10:13,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:10:13,159 INFO L459 AbstractCegarLoop]: Abstraction has 85 states and 89 transitions. [2018-04-11 11:10:13,159 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 11:10:13,159 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 89 transitions. [2018-04-11 11:10:13,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-11 11:10:13,160 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:13,160 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:13,160 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:13,160 INFO L82 PathProgramCache]: Analyzing trace with hash -370249796, now seen corresponding path program 1 times [2018-04-11 11:10:13,161 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:13,161 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:13,161 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:13,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:13,162 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 11:10:13,170 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 11:10:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 11:10:13,203 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 11:10:13,203 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 11:10:13,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 11:10:13,207 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 11:10:13,207 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 11:10:13,207 INFO L87 Difference]: Start difference. First operand 85 states and 89 transitions. Second operand 4 states. [2018-04-11 11:10:13,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 11:10:13,232 INFO L93 Difference]: Finished difference Result 83 states and 87 transitions. [2018-04-11 11:10:13,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 11:10:13,232 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2018-04-11 11:10:13,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 11:10:13,233 INFO L225 Difference]: With dead ends: 83 [2018-04-11 11:10:13,233 INFO L226 Difference]: Without dead ends: 83 [2018-04-11 11:10:13,233 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 11:10:13,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-04-11 11:10:13,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-04-11 11:10:13,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-04-11 11:10:13,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 87 transitions. [2018-04-11 11:10:13,237 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 87 transitions. Word has length 29 [2018-04-11 11:10:13,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 11:10:13,237 INFO L459 AbstractCegarLoop]: Abstraction has 83 states and 87 transitions. [2018-04-11 11:10:13,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 11:10:13,238 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 87 transitions. [2018-04-11 11:10:13,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-11 11:10:13,238 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 11:10:13,238 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 11:10:13,238 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr1RequiresViolation, mainErr6AssertViolationMEMORY_FREE, mainErr4AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr12EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr9AssertViolationMEMORY_FREE, mainErr2RequiresViolation, mainErr8AssertViolationMEMORY_FREE, mainErr5AssertViolationMEMORY_FREE, __U_MULTI_f___________false_valid_deref_i__fooErr2RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr3RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr0RequiresViolation, __U_MULTI_f___________false_valid_deref_i__fooErr1RequiresViolation]=== [2018-04-11 11:10:13,238 INFO L82 PathProgramCache]: Analyzing trace with hash -370249795, now seen corresponding path program 1 times [2018-04-11 11:10:13,238 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 11:10:13,238 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 11:10:13,239 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:13,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 11:10:13,239 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 11:10:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 11:10:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 11:10:13,279 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-11 11:10:13,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 11:10:13 BoogieIcfgContainer [2018-04-11 11:10:13,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 11:10:13,307 INFO L168 Benchmark]: Toolchain (without parser) took 2656.58 ms. Allocated memory was 397.9 MB in the beginning and 629.7 MB in the end (delta: 231.7 MB). Free memory was 328.9 MB in the beginning and 420.6 MB in the end (delta: -91.7 MB). Peak memory consumption was 140.0 MB. Max. memory is 5.3 GB. [2018-04-11 11:10:13,308 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 397.9 MB. Free memory is still 358.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 11:10:13,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.54 ms. Allocated memory is still 397.9 MB. Free memory was 328.3 MB in the beginning and 303.0 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 5.3 GB. [2018-04-11 11:10:13,308 INFO L168 Benchmark]: Boogie Preprocessor took 40.95 ms. Allocated memory is still 397.9 MB. Free memory was 303.0 MB in the beginning and 301.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-11 11:10:13,309 INFO L168 Benchmark]: RCFGBuilder took 394.08 ms. Allocated memory was 397.9 MB in the beginning and 601.4 MB in the end (delta: 203.4 MB). Free memory was 301.6 MB in the beginning and 536.7 MB in the end (delta: -235.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 5.3 GB. [2018-04-11 11:10:13,309 INFO L168 Benchmark]: TraceAbstraction took 1975.68 ms. Allocated memory was 601.4 MB in the beginning and 629.7 MB in the end (delta: 28.3 MB). Free memory was 536.7 MB in the beginning and 420.6 MB in the end (delta: 116.1 MB). Peak memory consumption was 144.4 MB. Max. memory is 5.3 GB. [2018-04-11 11:10:13,310 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 397.9 MB. Free memory is still 358.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 243.54 ms. Allocated memory is still 397.9 MB. Free memory was 328.3 MB in the beginning and 303.0 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 40.95 ms. Allocated memory is still 397.9 MB. Free memory was 303.0 MB in the beginning and 301.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 394.08 ms. Allocated memory was 397.9 MB in the beginning and 601.4 MB in the end (delta: 203.4 MB). Free memory was 301.6 MB in the beginning and 536.7 MB in the end (delta: -235.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1975.68 ms. Allocated memory was 601.4 MB in the beginning and 629.7 MB in the end (delta: 28.3 MB). Free memory was 536.7 MB in the beginning and 420.6 MB in the end (delta: 116.1 MB). Peak memory consumption was 144.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 640]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L619] int *a, *b; [L619] int *a, *b; [L620] int n; VAL [\old(a)=5, \old(a)=11, \old(a)=9, \old(a)=12, \old(n)=8, a={0:0}, a={0:0}, n=0] [L632] n = 1 VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={0:0}, a={0:0}, n=1] [L633] COND FALSE !(__VERIFIER_nondet_int() && n < 30) [L636] EXPR, FCALL malloc(n * sizeof(*a)) VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={0:0}, a={0:0}, malloc(n * sizeof(*a))={7:0}, n=1] [L636] a = malloc(n * sizeof(*a)) VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={0:0}, a={7:0}, malloc(n * sizeof(*a))={7:0}, n=1] [L637] EXPR, FCALL malloc(n * sizeof(*b)) VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={7:0}, a={0:0}, malloc(n * sizeof(*a))={7:0}, malloc(n * sizeof(*b))={10:0}, n=1] [L637] b = malloc(n * sizeof(*b)) [L638] EXPR b++ [L638] EXPR b++ VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={7:0}, a={10:4}, b++={10:0}, malloc(n * sizeof(*a))={7:0}, malloc(n * sizeof(*b))={10:0}, n=1] [L638] FCALL *b++ = 0 VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={10:4}, a={7:0}, b++={10:0}, malloc(n * sizeof(*a))={7:0}, malloc(n * sizeof(*b))={10:0}, n=1] [L639] CALL foo() VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={10:4}, a={7:0}, n=1] [L624] int i; [L625] i = 0 VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={7:0}, a={10:4}, i=0, n=1] [L625] COND TRUE i < n VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={10:4}, a={7:0}, i=0, n=1] [L626] FCALL a[i] = n VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={7:0}, a={10:4}, i=0, n=1] [L625] i++ [L625] i++ [L625] COND FALSE !(i < n) VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={7:0}, a={10:4}, i=1, n=1] [L627] i = 0 VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={7:0}, a={10:4}, i=0, n=1] [L627] COND FALSE, RET !(i < n - 1) VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={7:0}, a={10:4}, i=0, n=1] [L639] foo() VAL [\old(a)=0, \old(a)=0, \old(a)=0, \old(a)=0, \old(n)=0, a={10:4}, a={7:0}, malloc(n * sizeof(*a))={7:0}, malloc(n * sizeof(*b))={10:0}, n=1] [L640] FCALL b[-2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 64 locations, 17 error locations. UNSAFE Result, 1.9s OverallTime, 9 OverallIterations, 2 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 403 SDtfs, 668 SDslu, 747 SDs, 0 SdLazy, 730 SolverSat, 75 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 101 GetRequests, 53 SyntacticMatches, 4 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=85occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 68 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 240 NumberOfCodeBlocks, 240 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 201 ConstructedInterpolants, 12 QuantifiedInterpolants, 27092 SizeOfPredicates, 7 NumberOfNonLiveVariables, 271 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 12/20 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/960521-1_1_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_11-10-13-317.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/960521-1_1_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_11-10-13-317.csv Received shutdown request...