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 -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-examples/relax_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cf7e2d-m [2018-03-29 20:49:00,756 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-29 20:49:00,758 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-29 20:49:00,774 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-03-29 20:49:00,774 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-03-29 20:49:00,775 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-03-29 20:49:00,776 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-03-29 20:49:00,778 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-03-29 20:49:00,780 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-03-29 20:49:00,781 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-03-29 20:49:00,782 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-03-29 20:49:00,782 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-03-29 20:49:00,783 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-03-29 20:49:00,784 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-03-29 20:49:00,785 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-03-29 20:49:00,787 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-03-29 20:49:00,789 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-03-29 20:49:00,791 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-03-29 20:49:00,792 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-03-29 20:49:00,794 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-03-29 20:49:00,796 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-03-29 20:49:00,796 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-03-29 20:49:00,796 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-03-29 20:49:00,798 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-03-29 20:49:00,798 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-03-29 20:49:00,800 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-03-29 20:49:00,800 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-03-29 20:49:00,801 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-03-29 20:49:00,801 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-03-29 20:49:00,802 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-03-29 20:49:00,802 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-03-29 20:49:00,803 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-03-29 20:49:00,827 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-29 20:49:00,828 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-29 20:49:00,828 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-03-29 20:49:00,828 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-03-29 20:49:00,829 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-29 20:49:00,829 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-29 20:49:00,829 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-29 20:49:00,830 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-29 20:49:00,830 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-29 20:49:00,830 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-03-29 20:49:00,830 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-03-29 20:49:00,830 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-29 20:49:00,831 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-29 20:49:00,831 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-29 20:49:00,831 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-29 20:49:00,831 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-29 20:49:00,831 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-29 20:49:00,832 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-29 20:49:00,832 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-29 20:49:00,832 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-29 20:49:00,832 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-29 20:49:00,832 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-29 20:49:00,833 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-29 20:49:00,833 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-29 20:49:00,833 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-29 20:49:00,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-29 20:49:00,833 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-29 20:49:00,833 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-29 20:49:00,834 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-29 20:49:00,834 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-29 20:49:00,834 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-29 20:49:00,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:49:00,834 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-29 20:49:00,835 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-29 20:49:00,835 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-29 20:49:00,836 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-03-29 20:49:00,836 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-03-29 20:49:00,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-29 20:49:00,882 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-29 20:49:00,886 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-29 20:49:00,888 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-29 20:49:00,888 INFO L276 PluginConnector]: CDTParser initialized [2018-03-29 20:49:00,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/relax_false-valid-deref.i [2018-03-29 20:49:01,192 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG36cbd93a9 [2018-03-29 20:49:01,386 INFO L287 CDTParser]: IsIndexed: true [2018-03-29 20:49:01,386 INFO L288 CDTParser]: Found 1 translation units. [2018-03-29 20:49:01,387 INFO L168 CDTParser]: Scanning relax_false-valid-deref.i [2018-03-29 20:49:01,395 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-29 20:49:01,395 INFO L215 ultiparseSymbolTable]: [2018-03-29 20:49:01,396 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-29 20:49:01,396 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_frelax_false_valid_deref_i____VERIFIER_assert ('__VERIFIER_assert') in relax_false-valid-deref.i [2018-03-29 20:49:01,396 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefix ('is_relaxed_prefix') in relax_false-valid-deref.i [2018-03-29 20:49:01,396 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in relax_false-valid-deref.i [2018-03-29 20:49:01,396 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_frelax_false_valid_deref_i____bswap_64 ('__bswap_64') in relax_false-valid-deref.i [2018-03-29 20:49:01,396 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_frelax_false_valid_deref_i____bswap_32 ('__bswap_32') in relax_false-valid-deref.i [2018-03-29 20:49:01,397 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-29 20:49:01,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_barrierattr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__blkcnt_t in relax_false-valid-deref.i [2018-03-29 20:49:01,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__ulong in relax_false-valid-deref.i [2018-03-29 20:49:01,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__sigset_t in relax_false-valid-deref.i [2018-03-29 20:49:01,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_char in relax_false-valid-deref.i [2018-03-29 20:49:01,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_int32_t in relax_false-valid-deref.i [2018-03-29 20:49:01,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____off64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_quad_t in relax_false-valid-deref.i [2018-03-29 20:49:01,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____caddr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_rwlockattr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____uint16_t in relax_false-valid-deref.i [2018-03-29 20:49:01,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____id_t in relax_false-valid-deref.i [2018-03-29 20:49:01,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____quad_t in relax_false-valid-deref.i [2018-03-29 20:49:01,399 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__daddr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,399 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____gid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,399 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____blksize_t in relax_false-valid-deref.i [2018-03-29 20:49:01,399 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____qaddr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,399 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__clock_t in relax_false-valid-deref.i [2018-03-29 20:49:01,399 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____u_char in relax_false-valid-deref.i [2018-03-29 20:49:01,399 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____dev_t in relax_false-valid-deref.i [2018-03-29 20:49:01,399 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____pid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,400 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__fsblkcnt_t in relax_false-valid-deref.i [2018-03-29 20:49:01,400 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____WAIT_STATUS in relax_false-valid-deref.i [2018-03-29 20:49:01,400 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____rlim64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,400 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____int32_t in relax_false-valid-deref.i [2018-03-29 20:49:01,400 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____syscall_ulong_t in relax_false-valid-deref.i [2018-03-29 20:49:01,400 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__fsid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,400 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__caddr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,400 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____rlim_t in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__quad_t in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__mode_t in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_spinlock_t in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____u_short in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_int in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_int16_t in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_cond_t in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____clockid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,401 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____loff_t in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__suseconds_t in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____sigset_t in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____suseconds_t in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____u_quad_t in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__fd_set in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_long in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_barrier_t in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____fsid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,402 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__lldiv_t in relax_false-valid-deref.i [2018-03-29 20:49:01,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__wchar_t in relax_false-valid-deref.i [2018-03-29 20:49:01,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____socklen_t in relax_false-valid-deref.i [2018-03-29 20:49:01,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__int16_t in relax_false-valid-deref.i [2018-03-29 20:49:01,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____mode_t in relax_false-valid-deref.i [2018-03-29 20:49:01,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__blksize_t in relax_false-valid-deref.i [2018-03-29 20:49:01,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__uid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__size_t in relax_false-valid-deref.i [2018-03-29 20:49:01,403 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__off_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____ino_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____uint32_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____intptr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__div_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_once_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____int16_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____u_long in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__register_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____fsblkcnt64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,404 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____int8_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__timer_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_short in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____nlink_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_attr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____uid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__gid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__ssize_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____fsword_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____int64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____fsfilcnt64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____blkcnt64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____uint64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__ldiv_t in relax_false-valid-deref.i [2018-03-29 20:49:01,405 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__ino_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__fsfilcnt_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____ssize_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____fd_mask in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__int32_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__loff_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__idtype_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_int64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__int8_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____sig_atomic_t in relax_false-valid-deref.i [2018-03-29 20:49:01,406 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____timer_t in relax_false-valid-deref.i [2018-03-29 20:49:01,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_mutexattr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__u_int8_t in relax_false-valid-deref.i [2018-03-29 20:49:01,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____clock_t in relax_false-valid-deref.i [2018-03-29 20:49:01,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_condattr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____blkcnt_t in relax_false-valid-deref.i [2018-03-29 20:49:01,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__int64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__key_t in relax_false-valid-deref.i [2018-03-29 20:49:01,407 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____daddr_t in relax_false-valid-deref.i [2018-03-29 20:49:01,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__clockid_t in relax_false-valid-deref.i [2018-03-29 20:49:01,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____fsfilcnt_t in relax_false-valid-deref.i [2018-03-29 20:49:01,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____pthread_slist_t in relax_false-valid-deref.i [2018-03-29 20:49:01,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____syscall_slong_t in relax_false-valid-deref.i [2018-03-29 20:49:01,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____time_t in relax_false-valid-deref.i [2018-03-29 20:49:01,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____uint8_t in relax_false-valid-deref.i [2018-03-29 20:49:01,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____key_t in relax_false-valid-deref.i [2018-03-29 20:49:01,408 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__ushort in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_mutex_t in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____useconds_t in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____off_t in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__fd_mask in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__nlink_t in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_rwlock_t in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__uint in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__pthread_key_t in relax_false-valid-deref.i [2018-03-29 20:49:01,409 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____fsblkcnt_t in relax_false-valid-deref.i [2018-03-29 20:49:01,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____ino64_t in relax_false-valid-deref.i [2018-03-29 20:49:01,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i____u_int in relax_false-valid-deref.i [2018-03-29 20:49:01,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__time_t in relax_false-valid-deref.i [2018-03-29 20:49:01,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__id_t in relax_false-valid-deref.i [2018-03-29 20:49:01,410 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_frelax_false_valid_deref_i__dev_t in relax_false-valid-deref.i [2018-03-29 20:49:01,427 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG36cbd93a9 [2018-03-29 20:49:01,432 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-29 20:49:01,435 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-03-29 20:49:01,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-29 20:49:01,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-29 20:49:01,441 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-29 20:49:01,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27329267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01, skipping insertion in model container [2018-03-29 20:49:01,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,457 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-29 20:49:01,489 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-29 20:49:01,662 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-29 20:49:01,719 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-29 20:49:01,725 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-03-29 20:49:01,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01 WrapperNode [2018-03-29 20:49:01,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-29 20:49:01,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-29 20:49:01,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-29 20:49:01,776 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-29 20:49:01,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (1/1) ... [2018-03-29 20:49:01,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-29 20:49:01,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-29 20:49:01,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-29 20:49:01,838 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-29 20:49:01,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (1/1) ... No working directory specified, using /storage/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 [2018-03-29 20:49:01,959 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-29 20:49:01,959 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-29 20:49:01,959 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_frelax_false_valid_deref_i____VERIFIER_assert [2018-03-29 20:49:01,959 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_frelax_false_valid_deref_i____bswap_32 [2018-03-29 20:49:01,959 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_frelax_false_valid_deref_i____bswap_64 [2018-03-29 20:49:01,959 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefix [2018-03-29 20:49:01,960 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-29 20:49:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-03-29 20:49:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2018-03-29 20:49:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-03-29 20:49:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_frelax_false_valid_deref_i____VERIFIER_assert [2018-03-29 20:49:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_frelax_false_valid_deref_i____bswap_32 [2018-03-29 20:49:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_frelax_false_valid_deref_i____bswap_64 [2018-03-29 20:49:01,960 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-03-29 20:49:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-03-29 20:49:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-03-29 20:49:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-03-29 20:49:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-03-29 20:49:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-03-29 20:49:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-03-29 20:49:01,961 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-03-29 20:49:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-03-29 20:49:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-03-29 20:49:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-03-29 20:49:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-03-29 20:49:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-03-29 20:49:01,962 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-03-29 20:49:01,963 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-03-29 20:49:01,964 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-03-29 20:49:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-03-29 20:49:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-03-29 20:49:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-03-29 20:49:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-03-29 20:49:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-03-29 20:49:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-03-29 20:49:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-03-29 20:49:01,965 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-03-29 20:49:01,966 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-03-29 20:49:01,967 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-03-29 20:49:01,968 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-03-29 20:49:01,969 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-03-29 20:49:01,969 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-03-29 20:49:01,969 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-03-29 20:49:01,969 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-03-29 20:49:01,969 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-03-29 20:49:01,969 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-03-29 20:49:01,969 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-03-29 20:49:01,970 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-03-29 20:49:01,970 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-03-29 20:49:01,970 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-03-29 20:49:01,970 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-03-29 20:49:01,970 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-03-29 20:49:01,970 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-03-29 20:49:01,970 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-03-29 20:49:01,970 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-03-29 20:49:01,971 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefix [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-29 20:49:01,972 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-29 20:49:02,518 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-29 20:49:02,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 08:49:02 BoogieIcfgContainer [2018-03-29 20:49:02,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-29 20:49:02,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-29 20:49:02,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-29 20:49:02,523 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-29 20:49:02,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 08:49:01" (1/3) ... [2018-03-29 20:49:02,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c2c988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 08:49:02, skipping insertion in model container [2018-03-29 20:49:02,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:49:01" (2/3) ... [2018-03-29 20:49:02,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c2c988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 08:49:02, skipping insertion in model container [2018-03-29 20:49:02,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 08:49:02" (3/3) ... [2018-03-29 20:49:02,526 INFO L107 eAbstractionObserver]: Analyzing ICFG relax_false-valid-deref.i [2018-03-29 20:49:02,534 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-29 20:49:02,540 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 25 error locations. [2018-03-29 20:49:02,585 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-29 20:49:02,585 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-29 20:49:02,585 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-29 20:49:02,585 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-29 20:49:02,585 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-29 20:49:02,586 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-29 20:49:02,586 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-29 20:49:02,586 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-29 20:49:02,586 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-29 20:49:02,586 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-29 20:49:02,601 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-03-29 20:49:02,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-03-29 20:49:02,607 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:49:02,608 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:49:02,608 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr18AssertViolationMEMORY_FREE, mainErr14RequiresViolation, __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefixErr0RequiresViolation, __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefixErr2RequiresViolation, __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefixErr3RequiresViolation, __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefixErr1RequiresViolation]=== [2018-03-29 20:49:02,611 INFO L82 PathProgramCache]: Analyzing trace with hash 136345104, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:49:02,624 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:49:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:49:02,668 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:49:02,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:49:02,709 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:49:02,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:49:02,718 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 20:49:02,751 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:49:02,754 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:49:02,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-03-29 20:49:02,755 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:49:02,784 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. [2018-03-29 20:49:02,784 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-03-29 20:49:02,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:49:02,865 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:49:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:49:03,003 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:49:03,004 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2018-03-29 20:49:03,006 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-03-29 20:49:03,018 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-03-29 20:49:03,019 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2018-03-29 20:49:03,021 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 11 states. [2018-03-29 20:49:03,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:49:03,354 INFO L93 Difference]: Finished difference Result 231 states and 274 transitions. [2018-03-29 20:49:03,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-29 20:49:03,356 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 25 [2018-03-29 20:49:03,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:49:03,366 INFO L225 Difference]: With dead ends: 231 [2018-03-29 20:49:03,366 INFO L226 Difference]: Without dead ends: 129 [2018-03-29 20:49:03,370 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-03-29 20:49:03,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-03-29 20:49:03,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-03-29 20:49:03,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-03-29 20:49:03,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 145 transitions. [2018-03-29 20:49:03,426 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 145 transitions. Word has length 25 [2018-03-29 20:49:03,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:49:03,427 INFO L459 AbstractCegarLoop]: Abstraction has 129 states and 145 transitions. [2018-03-29 20:49:03,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-03-29 20:49:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 145 transitions. [2018-03-29 20:49:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-03-29 20:49:03,428 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:49:03,428 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:49:03,428 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr20EnsuresViolationMEMORY_LEAK, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr18AssertViolationMEMORY_FREE, mainErr14RequiresViolation, __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefixErr0RequiresViolation, __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefixErr2RequiresViolation, __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefixErr3RequiresViolation, __U_MULTI_frelax_false_valid_deref_i__is_relaxed_prefixErr1RequiresViolation]=== [2018-03-29 20:49:03,428 INFO L82 PathProgramCache]: Analyzing trace with hash 136345105, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:49:03,440 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:49:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-29 20:49:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-29 20:49:03,538 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-03-29 20:49:03,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 08:49:03 BoogieIcfgContainer [2018-03-29 20:49:03,573 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-03-29 20:49:03,574 INFO L168 Benchmark]: Toolchain (without parser) took 2141.42 ms. Allocated memory was 301.5 MB in the beginning and 479.2 MB in the end (delta: 177.7 MB). Free memory was 239.0 MB in the beginning and 434.4 MB in the end (delta: -195.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-03-29 20:49:03,576 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 301.5 MB. Free memory is still 264.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-29 20:49:03,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.95 ms. Allocated memory is still 301.5 MB. Free memory was 239.0 MB in the beginning and 213.0 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 5.3 GB. [2018-03-29 20:49:03,577 INFO L168 Benchmark]: Boogie Preprocessor took 61.11 ms. Allocated memory is still 301.5 MB. Free memory was 213.0 MB in the beginning and 211.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-03-29 20:49:03,577 INFO L168 Benchmark]: RCFGBuilder took 681.22 ms. Allocated memory was 301.5 MB in the beginning and 459.3 MB in the end (delta: 157.8 MB). Free memory was 211.0 MB in the beginning and 381.6 MB in the end (delta: -170.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 5.3 GB. [2018-03-29 20:49:03,578 INFO L168 Benchmark]: TraceAbstraction took 1053.48 ms. Allocated memory was 459.3 MB in the beginning and 479.2 MB in the end (delta: 19.9 MB). Free memory was 381.6 MB in the beginning and 434.4 MB in the end (delta: -52.8 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-03-29 20:49:03,581 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 301.5 MB. Free memory is still 264.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 339.95 ms. Allocated memory is still 301.5 MB. Free memory was 239.0 MB in the beginning and 213.0 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 61.11 ms. Allocated memory is still 301.5 MB. Free memory was 213.0 MB in the beginning and 211.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 681.22 ms. Allocated memory was 301.5 MB in the beginning and 459.3 MB in the end (delta: 157.8 MB). Free memory was 211.0 MB in the beginning and 381.6 MB in the end (delta: -170.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1053.48 ms. Allocated memory was 459.3 MB in the beginning and 479.2 MB in the end (delta: 19.9 MB). Free memory was 381.6 MB in the beginning and 434.4 MB in the end (delta: -52.8 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 569]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L584] unsigned long pat_len = __VERIFIER_nondet_ulong(), a_len = __VERIFIER_nondet_ulong(); VAL [__VERIFIER_nondet_ulong()=1073741824, pat_len=1073741824] [L584] unsigned long pat_len = __VERIFIER_nondet_ulong(), a_len = __VERIFIER_nondet_ulong(); VAL [__VERIFIER_nondet_ulong()=1073741824, a_len=1073741824, pat_len=1073741824] [L585] EXPR, FCALL malloc(sizeof(int)*pat_len) VAL [a_len=1073741824, malloc(sizeof(int)*pat_len)={8:0}, pat_len=1073741824] [L585] int *pat=malloc(sizeof(int)*pat_len); VAL [a_len=1073741824, malloc(sizeof(int)*pat_len)={8:0}, pat={8:0}, pat_len=1073741824] [L586] EXPR, FCALL malloc(sizeof(int)*a_len) VAL [a_len=1073741824, malloc(sizeof(int)*a_len)={9:0}, malloc(sizeof(int)*pat_len)={8:0}, pat={8:0}, pat_len=1073741824] [L586] int *a=malloc(sizeof(int)*a_len); VAL [a={9:0}, a_len=1073741824, malloc(sizeof(int)*a_len)={9:0}, malloc(sizeof(int)*pat_len)={8:0}, pat={8:0}, pat_len=1073741824] [L587] CALL is_relaxed_prefix(pat, pat_len, a, a_len) VAL [\old(a_length)=1073741824, \old(pat_length)=1073741824, a={9:0}, pat={8:0}] [L564] COND FALSE !(pat_length>a_length+1) VAL [\old(a_length)=1073741824, \old(pat_length)=1073741824, a={9:0}, a={9:0}, a_length=1073741824, pat={8:0}, pat={8:0}, pat_length=1073741824] [L566] int shift=0; VAL [\old(a_length)=1073741824, \old(pat_length)=1073741824, a={9:0}, a={9:0}, a_length=1073741824, pat={8:0}, pat={8:0}, pat_length=1073741824, shift=0] [L567] int i=0; VAL [\old(a_length)=1073741824, \old(pat_length)=1073741824, a={9:0}, a={9:0}, a_length=1073741824, i=0, pat={8:0}, pat={8:0}, pat_length=1073741824, shift=0] [L567] COND TRUE i