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/memsafety/test-0235_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 21:17:58,730 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 21:17:58,732 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 21:17:58,743 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 21:17:58,743 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 21:17:58,744 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 21:17:58,745 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 21:17:58,746 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 21:17:58,748 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 21:17:58,748 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 21:17:58,749 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 21:17:58,749 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 21:17:58,750 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 21:17:58,751 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 21:17:58,751 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 21:17:58,753 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 21:17:58,754 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 21:17:58,756 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 21:17:58,756 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 21:17:58,757 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 21:17:58,759 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-11 21:17:58,764 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 21:17:58,784 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 21:17:58,784 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 21:17:58,785 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 21:17:58,785 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 21:17:58,786 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 21:17:58,786 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 21:17:58,786 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 21:17:58,786 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 21:17:58,786 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 21:17:58,786 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 21:17:58,786 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 21:17:58,786 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 21:17:58,786 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 21:17:58,787 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 21:17:58,787 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 21:17:58,787 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 21:17:58,787 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 21:17:58,787 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 21:17:58,787 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 21:17:58,787 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 21:17:58,787 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 21:17:58,787 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 21:17:58,787 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 21:17:58,788 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 21:17:58,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 21:17:58,823 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 21:17:58,826 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 21:17:58,827 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 21:17:58,827 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 21:17:58,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,102 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGc505473a4 [2018-04-11 21:17:59,285 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 21:17:59,285 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 21:17:59,285 INFO L168 CDTParser]: Scanning test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,294 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 21:17:59,295 INFO L215 ultiparseSymbolTable]: [2018-04-11 21:17:59,295 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 21:17:59,295 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,295 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__calloc_model ('calloc_model') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,295 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy ('l2_destroy') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,295 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l0_destroy ('l0_destroy') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,295 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l3_destroy ('l3_destroy') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,295 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die ('zalloc_or_die') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,295 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l4_insert ('l4_insert') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,296 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l0_insert ('l0_insert') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,296 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy ('l4_destroy') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,296 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l1_insert ('l1_insert') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,296 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l3_insert ('l3_insert') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,296 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l2_insert ('l2_insert') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,296 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy ('l1_destroy') in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,296 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 21:17:59,296 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____swblk_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,296 INFO L230 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[2018-04-11 21:17:59,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__nlink_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__uint in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int32_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____sig_atomic_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,297 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ssize_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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21:17:59,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pid_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__locale_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,298 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__quad_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int16_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_cond_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_spinlock_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____clockid_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__key_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,299 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__clockid_t in 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declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutexattr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsblkcnt_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____timer_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int8_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int32_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,300 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint32_t in 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[2018-04-11 21:17:59,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off64_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____suseconds_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_attr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,301 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_quad_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrier_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__sigset_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____pthread_list_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_barrierattr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int32_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blkcnt_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_char in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int16_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_long in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,302 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____off_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__daddr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__clock_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_set in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsid_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__blksize_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____ino64_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____dev_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____caddr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____locale_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_long in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fd_mask in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,303 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ulong in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlockattr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blkcnt_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__mode_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_short in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int64_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__fsid_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__suseconds_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____loff_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____daddr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__dev_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____WAIT_STATUS in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,304 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____u_int in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__time_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__id_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____clock_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_condattr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____qaddr_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__int8_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_rwlock_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint16_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____blksize_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__loff_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_key_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,305 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_int64_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____rlim64_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsblkcnt_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ushort in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____uint8_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____key_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____time_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__u_quad_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____useconds_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____fsfilcnt64_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__pthread_mutex_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,306 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ldiv_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i____int64_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,307 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______true_valid_memsafety_i__ino_t in test-0235_true-valid-memsafety.i [2018-04-11 21:17:59,319 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGc505473a4 [2018-04-11 21:17:59,323 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 21:17:59,324 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 21:17:59,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 21:17:59,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 21:17:59,329 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 21:17:59,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732fc257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59, skipping insertion in model container [2018-04-11 21:17:59,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,343 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 21:17:59,363 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 21:17:59,471 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 21:17:59,516 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 21:17:59,522 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 170 non ball SCCs. Number of states in SCCs 170. [2018-04-11 21:17:59,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59 WrapperNode [2018-04-11 21:17:59,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 21:17:59,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 21:17:59,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 21:17:59,596 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 21:17:59,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (1/1) ... [2018-04-11 21:17:59,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 21:17:59,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 21:17:59,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 21:17:59,638 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 21:17:59,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (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 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__calloc_model [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_insert [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_insert [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_insert [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_insert [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_insert [2018-04-11 21:17:59,754 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy [2018-04-11 21:17:59,755 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_destroy [2018-04-11 21:17:59,755 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy [2018-04-11 21:17:59,755 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy [2018-04-11 21:17:59,755 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_destroy [2018-04-11 21:17:59,755 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 21:17:59,755 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 21:17:59,755 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 21:17:59,756 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 21:17:59,757 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 21:17:59,758 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 21:17:59,759 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure memmove [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure memccpy [2018-04-11 21:17:59,760 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure memcmp [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure memchr [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strcpy [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strncpy [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strcat [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strncat [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strcmp [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strncmp [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strdup [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strndup [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strchr [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strrchr [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strcspn [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strspn [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strpbrk [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strstr [2018-04-11 21:17:59,761 INFO L128 BoogieDeclarations]: Found specification of procedure strtok [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strtok_r [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strlen [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strnlen [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strerror [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_r [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_l [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure __bzero [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure bcopy [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure bzero [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure bcmp [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure index [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure rindex [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure ffs [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strsep [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure strsignal [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-04-11 21:17:59,762 INFO L128 BoogieDeclarations]: Found specification of procedure stpcpy [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure stpncpy [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__calloc_model [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_insert [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_insert [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_insert [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_insert [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_insert [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l4_destroy [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l3_destroy [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l2_destroy [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l1_destroy [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______true_valid_memsafety_i__l0_destroy [2018-04-11 21:17:59,763 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 21:17:59,764 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 21:17:59,764 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 21:18:00,075 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 21:18:00,321 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 21:18:00,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:18:00 BoogieIcfgContainer [2018-04-11 21:18:00,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 21:18:00,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 21:18:00,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 21:18:00,325 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 21:18:00,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 09:17:59" (1/3) ... [2018-04-11 21:18:00,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cceeedd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:18:00, skipping insertion in model container [2018-04-11 21:18:00,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:17:59" (2/3) ... [2018-04-11 21:18:00,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cceeedd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:18:00, skipping insertion in model container [2018-04-11 21:18:00,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:18:00" (3/3) ... [2018-04-11 21:18:00,328 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0235_true-valid-memsafety.i [2018-04-11 21:18:00,335 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 21:18:00,342 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 83 error locations. [2018-04-11 21:18:00,374 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 21:18:00,374 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 21:18:00,374 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 21:18:00,374 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 21:18:00,375 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 21:18:00,375 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 21:18:00,375 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 21:18:00,375 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 21:18:00,375 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 21:18:00,375 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 21:18:00,390 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states. [2018-04-11 21:18:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 21:18:00,397 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:18:00,397 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 21:18:00,397 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:18:00,401 INFO L82 PathProgramCache]: Analyzing trace with hash 15301681, now seen corresponding path program 1 times [2018-04-11 21:18:00,402 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:18:00,403 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:18:00,442 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:00,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:00,442 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:18:00,474 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:18:00,503 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 21:18:00,505 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:18:00,505 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 21:18:00,506 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 21:18:00,513 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 21:18:00,513 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:18:00,515 INFO L87 Difference]: Start difference. First operand 282 states. Second operand 3 states. [2018-04-11 21:18:00,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:18:00,783 INFO L93 Difference]: Finished difference Result 410 states and 464 transitions. [2018-04-11 21:18:00,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 21:18:00,784 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 21:18:00,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:18:00,797 INFO L225 Difference]: With dead ends: 410 [2018-04-11 21:18:00,797 INFO L226 Difference]: Without dead ends: 407 [2018-04-11 21:18:00,799 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:18:00,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-04-11 21:18:00,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 350. [2018-04-11 21:18:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2018-04-11 21:18:00,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 428 transitions. [2018-04-11 21:18:00,841 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 428 transitions. Word has length 4 [2018-04-11 21:18:00,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:18:00,841 INFO L459 AbstractCegarLoop]: Abstraction has 350 states and 428 transitions. [2018-04-11 21:18:00,841 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 21:18:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 428 transitions. [2018-04-11 21:18:00,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 21:18:00,841 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:18:00,841 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 21:18:00,841 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:18:00,842 INFO L82 PathProgramCache]: Analyzing trace with hash 15301682, now seen corresponding path program 1 times [2018-04-11 21:18:00,842 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:18:00,842 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:18:00,842 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:00,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:00,842 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:18:00,854 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 21:18:00,898 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 21:18:00,899 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:18:00,899 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 21:18:00,900 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 21:18:00,900 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 21:18:00,900 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:18:00,900 INFO L87 Difference]: Start difference. First operand 350 states and 428 transitions. Second operand 3 states. [2018-04-11 21:18:00,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:18:00,978 INFO L93 Difference]: Finished difference Result 357 states and 438 transitions. [2018-04-11 21:18:00,978 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 21:18:00,979 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 21:18:00,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:18:00,980 INFO L225 Difference]: With dead ends: 357 [2018-04-11 21:18:00,980 INFO L226 Difference]: Without dead ends: 357 [2018-04-11 21:18:00,980 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:18:00,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2018-04-11 21:18:00,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 349. [2018-04-11 21:18:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2018-04-11 21:18:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 427 transitions. [2018-04-11 21:18:00,992 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 427 transitions. Word has length 4 [2018-04-11 21:18:00,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:18:00,992 INFO L459 AbstractCegarLoop]: Abstraction has 349 states and 427 transitions. [2018-04-11 21:18:00,993 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 21:18:00,993 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 427 transitions. [2018-04-11 21:18:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 21:18:00,993 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:18:00,993 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:18:00,993 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:18:00,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1209127803, now seen corresponding path program 1 times [2018-04-11 21:18:00,994 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:18:00,994 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:18:00,994 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:00,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:00,995 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:01,008 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 21:18:01,008 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 21:18:01,008 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 21:18:01,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:18:01,052 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:18:01,083 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 [2018-04-11 21:18:01,084 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:01,085 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:18:01,086 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:18:01,091 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 21:18:01,115 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:18:01,115 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 21:18:01,116 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:18:01,116 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:18:01,116 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:18:01,116 INFO L87 Difference]: Start difference. First operand 349 states and 427 transitions. Second operand 4 states. [2018-04-11 21:18:01,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:18:01,250 INFO L93 Difference]: Finished difference Result 348 states and 426 transitions. [2018-04-11 21:18:01,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 21:18:01,250 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2018-04-11 21:18:01,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:18:01,252 INFO L225 Difference]: With dead ends: 348 [2018-04-11 21:18:01,253 INFO L226 Difference]: Without dead ends: 348 [2018-04-11 21:18:01,253 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 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 21:18:01,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2018-04-11 21:18:01,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 348. [2018-04-11 21:18:01,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-04-11 21:18:01,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 426 transitions. [2018-04-11 21:18:01,266 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 426 transitions. Word has length 17 [2018-04-11 21:18:01,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:18:01,266 INFO L459 AbstractCegarLoop]: Abstraction has 348 states and 426 transitions. [2018-04-11 21:18:01,266 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:18:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 426 transitions. [2018-04-11 21:18:01,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 21:18:01,267 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:18:01,267 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:18:01,267 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:18:01,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1209127802, now seen corresponding path program 1 times [2018-04-11 21:18:01,267 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:18:01,267 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:18:01,268 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:01,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:01,268 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:01,280 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 21:18:01,280 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 21:18:01,280 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 21:18:01,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:18:01,303 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:18:01,312 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 21 treesize of output 20 [2018-04-11 21:18:01,312 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:01,329 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 24 treesize of output 23 [2018-04-11 21:18:01,329 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:01,340 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:18:01,341 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:44 [2018-04-11 21:18:01,369 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 21:18:01,387 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:18:01,387 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 21:18:01,387 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:18:01,387 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:18:01,387 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:18:01,388 INFO L87 Difference]: Start difference. First operand 348 states and 426 transitions. Second operand 4 states. [2018-04-11 21:18:01,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:18:01,617 INFO L93 Difference]: Finished difference Result 347 states and 425 transitions. [2018-04-11 21:18:01,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 21:18:01,617 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2018-04-11 21:18:01,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:18:01,618 INFO L225 Difference]: With dead ends: 347 [2018-04-11 21:18:01,618 INFO L226 Difference]: Without dead ends: 347 [2018-04-11 21:18:01,618 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 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 21:18:01,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-11 21:18:01,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 347. [2018-04-11 21:18:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2018-04-11 21:18:01,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 425 transitions. [2018-04-11 21:18:01,626 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 425 transitions. Word has length 17 [2018-04-11 21:18:01,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:18:01,627 INFO L459 AbstractCegarLoop]: Abstraction has 347 states and 425 transitions. [2018-04-11 21:18:01,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:18:01,627 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 425 transitions. [2018-04-11 21:18:01,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-04-11 21:18:01,629 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:18:01,629 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:18:01,630 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:18:01,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1495493260, now seen corresponding path program 1 times [2018-04-11 21:18:01,630 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:18:01,630 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:18:01,630 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:01,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:01,631 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:01,640 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 21:18:01,640 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 21:18:01,640 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 21:18:01,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:18:01,760 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:18:01,769 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 [2018-04-11 21:18:01,769 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:01,770 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:18:01,770 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:18:01,834 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| 1)) (= (select |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|) 0))) is different from true [2018-04-11 21:18:01,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:18:01,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-11 21:18:01,841 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:01,845 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 21:18:01,845 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-11 21:18:01,972 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:18:01,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:18:01,997 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 [2018-04-11 21:18:01,997 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:02,007 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 21:18:02,007 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-11 21:18:02,062 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 132 proven. 7 refuted. 0 times theorem prover too weak. 129 trivial. 2 not checked. [2018-04-11 21:18:02,083 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 21:18:02,083 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 21:18:02,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 21:18:02,084 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 21:18:02,084 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=146, Unknown=2, NotChecked=24, Total=210 [2018-04-11 21:18:02,084 INFO L87 Difference]: Start difference. First operand 347 states and 425 transitions. Second operand 15 states. [2018-04-11 21:18:03,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:18:03,231 INFO L93 Difference]: Finished difference Result 539 states and 658 transitions. [2018-04-11 21:18:03,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 21:18:03,231 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 142 [2018-04-11 21:18:03,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:18:03,234 INFO L225 Difference]: With dead ends: 539 [2018-04-11 21:18:03,234 INFO L226 Difference]: Without dead ends: 539 [2018-04-11 21:18:03,235 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 128 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=418, Unknown=2, NotChecked=42, Total=552 [2018-04-11 21:18:03,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2018-04-11 21:18:03,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 390. [2018-04-11 21:18:03,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2018-04-11 21:18:03,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 500 transitions. [2018-04-11 21:18:03,254 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 500 transitions. Word has length 142 [2018-04-11 21:18:03,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:18:03,255 INFO L459 AbstractCegarLoop]: Abstraction has 390 states and 500 transitions. [2018-04-11 21:18:03,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 21:18:03,255 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 500 transitions. [2018-04-11 21:18:03,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-04-11 21:18:03,258 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:18:03,258 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:18:03,258 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:18:03,260 INFO L82 PathProgramCache]: Analyzing trace with hash -1495493259, now seen corresponding path program 1 times [2018-04-11 21:18:03,260 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:18:03,260 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:18:03,261 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:03,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:03,261 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:03,273 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 21:18:03,273 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 21:18:03,274 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 21:18:03,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:18:03,389 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:18:03,473 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-04-11 21:18:03,502 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:18:03,502 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-11 21:18:03,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 21:18:03,502 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 21:18:03,502 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:18:03,503 INFO L87 Difference]: Start difference. First operand 390 states and 500 transitions. Second operand 8 states. [2018-04-11 21:18:04,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:18:04,285 INFO L93 Difference]: Finished difference Result 400 states and 510 transitions. [2018-04-11 21:18:04,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 21:18:04,291 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 142 [2018-04-11 21:18:04,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:18:04,293 INFO L225 Difference]: With dead ends: 400 [2018-04-11 21:18:04,293 INFO L226 Difference]: Without dead ends: 391 [2018-04-11 21:18:04,293 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:18:04,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2018-04-11 21:18:04,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 391. [2018-04-11 21:18:04,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2018-04-11 21:18:04,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 501 transitions. [2018-04-11 21:18:04,302 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 501 transitions. Word has length 142 [2018-04-11 21:18:04,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:18:04,303 INFO L459 AbstractCegarLoop]: Abstraction has 391 states and 501 transitions. [2018-04-11 21:18:04,303 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 21:18:04,303 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 501 transitions. [2018-04-11 21:18:04,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-04-11 21:18:04,305 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:18:04,305 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:18:04,305 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:18:04,305 INFO L82 PathProgramCache]: Analyzing trace with hash 654984267, now seen corresponding path program 1 times [2018-04-11 21:18:04,305 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:18:04,305 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:18:04,306 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:04,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:04,306 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:04,318 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 21:18:04,318 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 21:18:04,319 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 21:18:04,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:18:04,555 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:18:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 105 proven. 1 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-04-11 21:18:04,646 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 21:18:04,646 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-11 21:18:04,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 21:18:04,646 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 21:18:04,647 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-11 21:18:04,647 INFO L87 Difference]: Start difference. First operand 391 states and 501 transitions. Second operand 9 states. [2018-04-11 21:18:04,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:18:04,747 INFO L93 Difference]: Finished difference Result 401 states and 511 transitions. [2018-04-11 21:18:04,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 21:18:04,751 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 148 [2018-04-11 21:18:04,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:18:04,753 INFO L225 Difference]: With dead ends: 401 [2018-04-11 21:18:04,753 INFO L226 Difference]: Without dead ends: 392 [2018-04-11 21:18:04,753 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2018-04-11 21:18:04,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2018-04-11 21:18:04,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 392. [2018-04-11 21:18:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2018-04-11 21:18:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 502 transitions. [2018-04-11 21:18:04,767 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 502 transitions. Word has length 148 [2018-04-11 21:18:04,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:18:04,767 INFO L459 AbstractCegarLoop]: Abstraction has 392 states and 502 transitions. [2018-04-11 21:18:04,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 21:18:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 502 transitions. [2018-04-11 21:18:04,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-04-11 21:18:04,769 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:18:04,769 INFO L355 BasicCegarLoop]: trace histogram [12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:18:04,769 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:18:04,769 INFO L82 PathProgramCache]: Analyzing trace with hash 2014357237, now seen corresponding path program 2 times [2018-04-11 21:18:04,769 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:18:04,770 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:18:04,770 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:04,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:18:04,773 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:18:04,785 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 21:18:04,786 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 21:18:04,786 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 21:18:04,795 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 21:18:06,309 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 21:18:06,309 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 21:18:06,317 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:18:13,158 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 27 treesize of output 26 [2018-04-11 21:18:13,159 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:13,174 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 30 treesize of output 29 [2018-04-11 21:18:13,174 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:13,189 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 26 treesize of output 25 [2018-04-11 21:18:13,190 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:13,191 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 29 treesize of output 28 [2018-04-11 21:18:13,191 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:13,204 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:18:13,204 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:58, output treesize:54 [2018-04-11 21:18:26,910 WARN L151 SmtUtils]: Spent 2042ms on a formula simplification. DAG size of input: 102 DAG size of output 21 [2018-04-11 21:18:35,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 23 treesize of output 18 [2018-04-11 21:18:35,880 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:35,905 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 18 treesize of output 17 [2018-04-11 21:18:35,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:35,925 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 25 treesize of output 24 [2018-04-11 21:18:35,925 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:35,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 24 treesize of output 19 [2018-04-11 21:18:35,946 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:18:35,960 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-11 21:18:35,960 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:49, output treesize:37 [2018-04-11 21:18:37,095 WARN L1033 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_15 Int) (v_prenex_14 Int) (v_prenex_13 Int)) (let ((.cse0 (mod (* v_prenex_15 v_prenex_14) 4294967296))) (and (<= .cse0 2147483647) (= .cse0 (select |c_#length| v_prenex_13))))) (exists ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base_BEFORE_CALL_3 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_4 Int) (v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_6 Int)) (let ((.cse1 (mod (* v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb_BEFORE_CALL_6 v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size_BEFORE_CALL_4) 4294967296))) (and (= (+ (select |c_#length| v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base_BEFORE_CALL_3) 4294967296) .cse1) (< 2147483647 .cse1))))) is different from true [2018-04-11 21:18:43,930 WARN L148 SmtUtils]: Spent 1883ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-11 21:18:54,205 WARN L151 SmtUtils]: Spent 6050ms on a formula simplification. DAG size of input: 35 DAG size of output 33 [2018-04-11 21:18:56,229 WARN L148 SmtUtils]: Spent 1525ms on a formula simplification that was a NOOP. DAG size: 32 [2018-04-11 21:19:00,462 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 208 proven. 96 refuted. 1 times theorem prover too weak. 101 trivial. 2 not checked. [2018-04-11 21:19:00,480 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 21:19:00,480 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-11 21:19:00,481 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-11 21:19:00,481 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-11 21:19:00,482 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1108, Unknown=40, NotChecked=68, Total=1332 [2018-04-11 21:19:00,482 INFO L87 Difference]: Start difference. First operand 392 states and 502 transitions. Second operand 37 states. [2018-04-11 21:20:03,939 WARN L151 SmtUtils]: Spent 14345ms on a formula simplification. DAG size of input: 77 DAG size of output 44 [2018-04-11 21:20:22,340 WARN L151 SmtUtils]: Spent 14933ms on a formula simplification. DAG size of input: 88 DAG size of output 54 [2018-04-11 21:26:28,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:26:28,666 INFO L93 Difference]: Finished difference Result 592 states and 711 transitions. [2018-04-11 21:26:28,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 21:26:28,677 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 154 [2018-04-11 21:26:28,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:26:28,681 INFO L225 Difference]: With dead ends: 592 [2018-04-11 21:26:28,681 INFO L226 Difference]: Without dead ends: 583 [2018-04-11 21:26:28,681 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 118 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 109.5s TimeCoverageRelationStatistics Valid=237, Invalid=2161, Unknown=56, NotChecked=96, Total=2550 [2018-04-11 21:26:28,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2018-04-11 21:26:28,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 468. [2018-04-11 21:26:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2018-04-11 21:26:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 628 transitions. [2018-04-11 21:26:28,692 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 628 transitions. Word has length 154 [2018-04-11 21:26:28,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:26:28,692 INFO L459 AbstractCegarLoop]: Abstraction has 468 states and 628 transitions. [2018-04-11 21:26:28,692 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-11 21:26:28,692 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 628 transitions. [2018-04-11 21:26:28,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-04-11 21:26:28,694 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:26:28,694 INFO L355 BasicCegarLoop]: trace histogram [18, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:26:28,694 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:26:28,694 INFO L82 PathProgramCache]: Analyzing trace with hash -929188789, now seen corresponding path program 3 times [2018-04-11 21:26:28,694 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:26:28,694 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:26:28,695 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:26:28,695 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 21:26:28,695 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:26:28,703 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 21:26:28,704 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 21:26:28,704 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 21:26:28,714 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 21:26:28,943 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-11 21:26:28,943 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 21:26:28,981 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:26:29,005 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 36 treesize of output 35 [2018-04-11 21:26:29,006 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:29,027 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 33 treesize of output 32 [2018-04-11 21:26:29,027 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:29,046 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 35 treesize of output 34 [2018-04-11 21:26:29,047 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:29,048 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 32 treesize of output 31 [2018-04-11 21:26:29,048 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:29,064 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:26:29,064 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:70, output treesize:66 [2018-04-11 21:26:36,640 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 23 treesize of output 22 [2018-04-11 21:26:36,641 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:36,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 25 treesize of output 20 [2018-04-11 21:26:36,660 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:36,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 22 treesize of output 17 [2018-04-11 21:26:36,680 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:36,699 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 20 treesize of output 19 [2018-04-11 21:26:36,699 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:36,723 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-11 21:26:36,723 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:49, output treesize:37 [2018-04-11 21:26:37,330 WARN L1033 $PredicateComparison]: unable to prove that (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int) (v_prenex_41 Int) (v_prenex_42 Int)) (and (= (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size v_prenex_42) 4294967296) (select |c_#length| v_prenex_41)) (<= (mod (* v_prenex_42 __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296) 2147483647))) (exists ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base_BEFORE_CALL_5 Int) (|v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb_BEFORE_CALL_8| Int) (v_prenex_40 Int)) (and (= (+ (select |c_#length| v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base_BEFORE_CALL_5) 4294967296) (mod (* v_prenex_40 |v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb_BEFORE_CALL_8|) 4294967296)) (< 2147483647 (mod (* |v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb_BEFORE_CALL_8| v_prenex_40) 4294967296))))) is different from true [2018-04-11 21:26:37,349 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (exists ((v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base_BEFORE_CALL_5 Int) (|v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb_BEFORE_CALL_8| Int) (v_prenex_47 Int)) (and (= (+ (select |c_#length| v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base_BEFORE_CALL_5) 4294967296) (mod (* v_prenex_47 |v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb_BEFORE_CALL_8|) 4294967296)) (< 2147483647 (mod (* |v___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb_BEFORE_CALL_8| v_prenex_47) 4294967296))))) (.cse1 (exists ((v_prenex_45 Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int)) (and (= |c_#length| (store |c_old(#length)| v_prenex_45 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size |c___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb|) 4294967296))) (= 0 (select |c_old(#valid)| v_prenex_45)) (<= (mod (* |c___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296) 2147483647)))) (.cse3 (exists ((v_prenex_46 Int) (v_prenex_41 Int) (v_prenex_42 Int)) (and (<= (mod (* v_prenex_42 v_prenex_46) 4294967296) 2147483647) (= (mod (* v_prenex_46 v_prenex_42) 4294967296) (select |c_#length| v_prenex_41))))) (.cse2 (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base Int) (v_prenex_40 Int)) (and (= 0 (select |c_old(#valid)| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base)) (= (store |c_old(#length)| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base (+ (mod (* v_prenex_40 |c___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb|) 4294967296) (- 4294967296))) |c_#length|) (< 2147483647 (mod (* |c___U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#in~nmemb| v_prenex_40) 4294967296)))))) (or (and .cse0 .cse1) (and .cse0 .cse2) (and .cse3 .cse1) (and .cse3 .cse2))) is different from true [2018-04-11 21:26:38,827 WARN L1033 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_52 Int) (v_prenex_51 Int)) (let ((.cse0 (mod v_prenex_52 4294967296))) (and (<= .cse0 2147483647) (= 0 (select |c_old(#valid)| v_prenex_51)) (= (store |c_old(#length)| v_prenex_51 .cse0) |c_#length|)))) (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base Int) (v_prenex_40 Int)) (let ((.cse1 (mod v_prenex_40 4294967296))) (and (= 0 (select |c_old(#valid)| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base)) (< 2147483647 .cse1) (= |c_#length| (store |c_old(#length)| __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~ptr~0.base (+ .cse1 (- 4294967296)))))))) is different from true [2018-04-11 21:26:38,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:26:38,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 35 [2018-04-11 21:26:38,838 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:38,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:26:38,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:26:38,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 31 treesize of output 25 [2018-04-11 21:26:38,857 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:38,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:26:38,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:26:38,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 47 [2018-04-11 21:26:38,873 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:38,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:26:38,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:26:38,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 33 treesize of output 27 [2018-04-11 21:26:38,892 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:26:38,904 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 21:26:38,904 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:67, output treesize:49 [2018-04-11 21:26:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 260 proven. 9 refuted. 0 times theorem prover too weak. 237 trivial. 25 not checked. [2018-04-11 21:26:38,999 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 21:26:38,999 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-11 21:26:39,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 21:26:39,000 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 21:26:39,000 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=446, Unknown=9, NotChecked=132, Total=650 [2018-04-11 21:26:39,000 INFO L87 Difference]: Start difference. First operand 468 states and 628 transitions. Second operand 26 states. [2018-04-11 21:26:40,994 WARN L151 SmtUtils]: Spent 261ms on a formula simplification. DAG size of input: 83 DAG size of output 55 [2018-04-11 21:26:48,418 WARN L151 SmtUtils]: Spent 4411ms on a formula simplification. DAG size of input: 108 DAG size of output 80 [2018-04-11 21:26:52,705 WARN L151 SmtUtils]: Spent 4079ms on a formula simplification. DAG size of input: 73 DAG size of output 45 [2018-04-11 21:27:15,910 WARN L151 SmtUtils]: Spent 19987ms on a formula simplification. DAG size of input: 126 DAG size of output 55 [2018-04-11 21:27:31,105 WARN L151 SmtUtils]: Spent 14965ms on a formula simplification. DAG size of input: 94 DAG size of output 62 [2018-04-11 21:27:37,602 WARN L148 SmtUtils]: Spent 2966ms on a formula simplification that was a NOOP. DAG size: 61 [2018-04-11 21:27:46,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:27:46,494 INFO L93 Difference]: Finished difference Result 542 states and 695 transitions. [2018-04-11 21:27:46,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 21:27:46,495 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 160 [2018-04-11 21:27:46,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:27:46,497 INFO L225 Difference]: With dead ends: 542 [2018-04-11 21:27:46,497 INFO L226 Difference]: Without dead ends: 542 [2018-04-11 21:27:46,497 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 60.5s TimeCoverageRelationStatistics Valid=175, Invalid=1304, Unknown=15, NotChecked=228, Total=1722 [2018-04-11 21:27:46,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2018-04-11 21:27:46,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 466. [2018-04-11 21:27:46,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2018-04-11 21:27:46,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 626 transitions. [2018-04-11 21:27:46,508 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 626 transitions. Word has length 160 [2018-04-11 21:27:46,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:27:46,508 INFO L459 AbstractCegarLoop]: Abstraction has 466 states and 626 transitions. [2018-04-11 21:27:46,509 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 21:27:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 626 transitions. [2018-04-11 21:27:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-04-11 21:27:46,510 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:27:46,511 INFO L355 BasicCegarLoop]: trace histogram [18, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:27:46,511 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l2_destroyErr2RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr14EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr3AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l4_destroyErr2AssertViolationMEMORY_FREE, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______true_valid_memsafety_i__l3_destroyErr5AssertViolationMEMORY_FREE]=== [2018-04-11 21:27:46,511 INFO L82 PathProgramCache]: Analyzing trace with hash 402776523, now seen corresponding path program 1 times [2018-04-11 21:27:46,511 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-11 21:27:46,511 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-11 21:27:46,512 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:27:46,512 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 21:27:46,512 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 21:27:46,522 ERROR L243 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-04-11 21:27:46,522 INFO L266 seRefinementStrategy]: Advancing trace checker [2018-04-11 21:27:46,522 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-04-11 21:27:46,537 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 21:27:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:27:46,614 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:27:46,632 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 27 treesize of output 26 [2018-04-11 21:27:46,632 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:46,633 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 24 treesize of output 23 [2018-04-11 21:27:46,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:46,647 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 26 treesize of output 25 [2018-04-11 21:27:46,647 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:46,659 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 23 treesize of output 22 [2018-04-11 21:27:46,659 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:46,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:27:46,671 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:52, output treesize:48 [2018-04-11 21:27:47,319 WARN L1033 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_86 Int)) (and (= (select |c_old(#valid)| v_prenex_86) 0) (= (store |c_old(#length)| v_prenex_86 (+ (mod (* v_prenex_85 v_prenex_84) 4294967296) (- 4294967296))) |c_#length|) (< 2147483647 (mod (* v_prenex_84 v_prenex_85) 4294967296)))) (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int) (|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int)) (let ((.cse0 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296))) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| .cse0)) (<= .cse0 2147483647) (= (select |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|) 0))))) is different from true [2018-04-11 21:27:47,324 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 25 treesize of output 24 [2018-04-11 21:27:47,324 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:47,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 23 treesize of output 18 [2018-04-11 21:27:47,344 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:47,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 24 treesize of output 19 [2018-04-11 21:27:47,362 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:47,377 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 18 treesize of output 17 [2018-04-11 21:27:47,377 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:47,391 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-11 21:27:47,392 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:49, output treesize:37 [2018-04-11 21:27:49,396 WARN L1033 $PredicateComparison]: unable to prove that (or (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int) (|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int)) (let ((.cse0 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296))) (and (= (select |c_#length| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|) .cse0) (<= .cse0 2147483647)))) (exists ((v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_86 Int)) (and (= (+ (select |c_#length| v_prenex_86) 4294967296) (mod (* v_prenex_85 v_prenex_84) 4294967296)) (< 2147483647 (mod (* v_prenex_84 v_prenex_85) 4294967296))))) is different from true [2018-04-11 21:27:49,412 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse1 (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int) (|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int)) (let ((.cse5 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296))) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| .cse5)) (<= .cse5 2147483647) (= (select |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|) 0))))) (.cse2 (exists ((v_prenex_92 Int) (v_prenex_94 Int) (v_prenex_93 Int)) (and (< 2147483647 (mod (* v_prenex_93 v_prenex_92) 4294967296)) (= (+ (select |c_#length| v_prenex_94) 4294967296) (mod (* v_prenex_92 v_prenex_93) 4294967296))))) (.cse0 (exists ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_91 Int)) (let ((.cse4 (mod (* v_prenex_89 v_prenex_90) 4294967296))) (and (= (select |c_#length| v_prenex_91) .cse4) (<= .cse4 2147483647))))) (.cse3 (exists ((v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_86 Int)) (and (= (select |c_old(#valid)| v_prenex_86) 0) (= (store |c_old(#length)| v_prenex_86 (+ (mod (* v_prenex_85 v_prenex_84) 4294967296) (- 4294967296))) |c_#length|) (< 2147483647 (mod (* v_prenex_84 v_prenex_85) 4294967296)))))) (or (and .cse0 .cse1) (and .cse2 .cse1) (and .cse2 .cse3) (and .cse0 .cse3))) is different from true [2018-04-11 21:27:49,425 WARN L1033 $PredicateComparison]: unable to prove that (or (and (exists ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_91 Int)) (let ((.cse0 (mod (* v_prenex_89 v_prenex_90) 4294967296))) (and (= (select |c_#length| v_prenex_91) .cse0) (<= .cse0 2147483647)))) (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int) (|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int)) (let ((.cse1 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296))) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| .cse1)) (<= .cse1 2147483647) (= (select |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|) 0))))) (and (exists ((v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_86 Int)) (and (= (select |c_old(#valid)| v_prenex_86) 0) (= (store |c_old(#length)| v_prenex_86 (+ (mod (* v_prenex_85 v_prenex_84) 4294967296) (- 4294967296))) |c_#length|) (< 2147483647 (mod (* v_prenex_84 v_prenex_85) 4294967296)))) (exists ((v_prenex_99 Int) (v_prenex_100 Int) (v_prenex_98 Int)) (and (= (+ (select |c_#length| v_prenex_99) 4294967296) (mod (* v_prenex_98 v_prenex_100) 4294967296)) (< 2147483647 (mod (* v_prenex_100 v_prenex_98) 4294967296))))) (and (exists ((v_prenex_105 Int) (v_prenex_106 Int) (v_prenex_101 Int)) (let ((.cse2 (mod (* v_prenex_101 v_prenex_106) 4294967296))) (and (= (select |c_#length| v_prenex_105) .cse2) (<= .cse2 2147483647)))) (exists ((v_prenex_103 Int) (v_prenex_104 Int) (v_prenex_102 Int)) (let ((.cse3 (mod (* v_prenex_103 v_prenex_102) 4294967296))) (and (< 2147483647 .cse3) (= |c_#length| (store |c_old(#length)| v_prenex_104 (+ .cse3 (- 4294967296)))) (= (select |c_old(#valid)| v_prenex_104) 0))))) (and (exists ((v_prenex_92 Int) (v_prenex_94 Int) (v_prenex_93 Int)) (and (< 2147483647 (mod (* v_prenex_93 v_prenex_92) 4294967296)) (= (+ (select |c_#length| v_prenex_94) 4294967296) (mod (* v_prenex_92 v_prenex_93) 4294967296)))) (exists ((v_prenex_96 Int) (v_prenex_95 Int) (v_prenex_97 Int)) (and (= (select |c_old(#valid)| v_prenex_97) 0) (<= (mod (* v_prenex_95 v_prenex_96) 4294967296) 2147483647) (= (store |c_old(#length)| v_prenex_97 (mod (* v_prenex_96 v_prenex_95) 4294967296)) |c_#length|))))) is different from true [2018-04-11 21:27:49,446 WARN L1033 $PredicateComparison]: unable to prove that (or (and (exists ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_91 Int)) (let ((.cse0 (mod (* v_prenex_89 v_prenex_90) 4294967296))) (and (= (select |c_#length| v_prenex_91) .cse0) (<= .cse0 2147483647)))) (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int) (|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int)) (let ((.cse1 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296))) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| .cse1)) (<= .cse1 2147483647) (= (select |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|) 0))))) (and (exists ((v_prenex_103 Int) (v_prenex_104 Int) (v_prenex_102 Int)) (let ((.cse2 (mod (* v_prenex_103 v_prenex_102) 4294967296))) (and (= 0 (select |c_old(#valid)| v_prenex_104)) (< 2147483647 .cse2) (= |c_#length| (store |c_old(#length)| v_prenex_104 (+ .cse2 (- 4294967296))))))) (exists ((v_prenex_105 Int) (v_prenex_106 Int) (v_prenex_101 Int)) (let ((.cse3 (mod (* v_prenex_101 v_prenex_106) 4294967296))) (and (= (select |c_#length| v_prenex_105) .cse3) (<= .cse3 2147483647))))) (and (exists ((v_prenex_92 Int) (v_prenex_94 Int) (v_prenex_93 Int)) (and (< 2147483647 (mod (* v_prenex_93 v_prenex_92) 4294967296)) (= (+ (select |c_#length| v_prenex_94) 4294967296) (mod (* v_prenex_92 v_prenex_93) 4294967296)))) (exists ((v_prenex_96 Int) (v_prenex_95 Int) (v_prenex_97 Int)) (and (= 0 (select |c_old(#valid)| v_prenex_97)) (<= (mod (* v_prenex_95 v_prenex_96) 4294967296) 2147483647) (= (store |c_old(#length)| v_prenex_97 (mod (* v_prenex_96 v_prenex_95) 4294967296)) |c_#length|)))) (and (exists ((v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_86 Int)) (and (= (store |c_old(#length)| v_prenex_86 (+ (mod (* v_prenex_85 v_prenex_84) 4294967296) (- 4294967296))) |c_#length|) (< 2147483647 (mod (* v_prenex_84 v_prenex_85) 4294967296)) (= 0 (select |c_old(#valid)| v_prenex_86)))) (exists ((v_prenex_99 Int) (v_prenex_100 Int) (v_prenex_98 Int)) (and (= (+ (select |c_#length| v_prenex_99) 4294967296) (mod (* v_prenex_98 v_prenex_100) 4294967296)) (< 2147483647 (mod (* v_prenex_100 v_prenex_98) 4294967296)))))) is different from true [2018-04-11 21:27:49,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:27:49,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:27:49,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 71 treesize of output 65 [2018-04-11 21:27:49,474 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:27:57,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:27:57,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:27:57,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 77 [2018-04-11 21:27:57,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:28:06,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:06,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:06,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 66 treesize of output 60 [2018-04-11 21:28:06,655 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:28:14,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 57 [2018-04-11 21:28:14,887 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:28:24,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:24,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 65 [2018-04-11 21:28:24,724 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:28:30,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:30,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:30,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 77 [2018-04-11 21:28:30,579 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 21:28:37,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:37,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:37,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 62 treesize of output 56 [2018-04-11 21:28:37,780 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 21:28:44,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:44,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:44,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 64 treesize of output 58 [2018-04-11 21:28:44,333 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:28:50,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:50,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:50,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 61 treesize of output 55 [2018-04-11 21:28:50,722 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 21:28:56,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:56,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:28:56,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 60 treesize of output 54 [2018-04-11 21:28:56,922 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 21:29:03,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 53 [2018-04-11 21:29:03,234 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 21:29:09,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:29:09,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:29:09,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 61 treesize of output 55 [2018-04-11 21:29:09,728 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 21:29:16,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:29:16,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 69 [2018-04-11 21:29:16,837 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 21:29:22,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:29:22,375 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:29:22,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 63 treesize of output 57 [2018-04-11 21:29:22,376 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 21:29:28,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 59 [2018-04-11 21:29:28,315 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 21:29:34,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:29:34,276 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 65 [2018-04-11 21:29:34,276 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-11 21:29:41,182 INFO L267 ElimStorePlain]: Start of recursive call 1: 52 dim-0 vars, 16 dim-1 vars, End of recursive call: 64 dim-0 vars, and 8 xjuncts. [2018-04-11 21:29:41,182 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 68 variables, input treesize:561, output treesize:433 [2018-04-11 21:29:43,194 WARN L1033 $PredicateComparison]: unable to prove that (or (and (exists ((v_prenex_76 Int) (v_prenex_80 Int)) (let ((.cse0 (mod (* v_prenex_76 v_prenex_80) 4294967296))) (and (< 2147483647 .cse0) (= (+ (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base) 4294967296) .cse0)))) (exists ((v_prenex_110 Int) (v_prenex_107 Int) (v_prenex_108 Int)) (let ((.cse1 (mod (* v_prenex_107 v_prenex_110) 4294967296))) (and (< 2147483647 .cse1) (not (= v_prenex_108 c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base)) (= (+ (select |c_#length| v_prenex_108) 4294967296) .cse1)))) (exists ((v_prenex_158 Int) (v_prenex_156 Int) (v_prenex_157 Int)) (let ((.cse2 (mod (* v_prenex_158 v_prenex_157) 4294967296))) (and (= (select |c_#length| v_prenex_156) .cse2) (<= .cse2 2147483647))))) (and (exists ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_91 Int)) (let ((.cse3 (mod (* v_prenex_89 v_prenex_90) 4294967296))) (and (= (select |c_#length| v_prenex_91) .cse3) (<= .cse3 2147483647)))) (exists ((v_prenex_127 Int) (v_prenex_123 Int) (v_prenex_122 Int)) (let ((.cse4 (mod (* v_prenex_122 v_prenex_123) 4294967296))) (and (<= .cse4 2147483647) (not (= v_prenex_127 c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base)) (= .cse4 (select |c_#length| v_prenex_127))))) (exists ((v_prenex_126 Int) (v_prenex_124 Int)) (let ((.cse5 (mod (* v_prenex_124 v_prenex_126) 4294967296))) (and (<= .cse5 3) (= (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base) .cse5))))) (and (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int)) (let ((.cse6 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296))) (and (= (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base) .cse6) (<= .cse6 3)))) (exists ((v_prenex_103 Int) (v_prenex_104 Int) (v_prenex_102 Int)) (let ((.cse7 (mod (* v_prenex_103 v_prenex_102) 4294967296))) (and (= .cse7 (+ (select |c_#length| v_prenex_104) 4294967296)) (< 2147483647 .cse7)))) (exists ((v_prenex_105 Int) (v_prenex_106 Int) (v_prenex_101 Int)) (let ((.cse8 (mod (* v_prenex_101 v_prenex_106) 4294967296))) (and (= (select |c_#length| v_prenex_105) .cse8) (<= .cse8 2147483647))))) (and (exists ((v_prenex_120 Int) (v_prenex_118 Int) (v_prenex_119 Int)) (and (= (select |c_#length| v_prenex_120) (mod (* v_prenex_118 v_prenex_119) 4294967296)) (<= (mod (* v_prenex_119 v_prenex_118) 4294967296) 2147483647) (not (= v_prenex_120 c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base)))) (exists ((v_prenex_92 Int) (v_prenex_94 Int) (v_prenex_93 Int)) (and (< 2147483647 (mod (* v_prenex_93 v_prenex_92) 4294967296)) (= (+ (select |c_#length| v_prenex_94) 4294967296) (mod (* v_prenex_92 v_prenex_93) 4294967296)))) (exists ((v_prenex_138 Int) (v_prenex_137 Int)) (let ((.cse9 (mod (* v_prenex_138 v_prenex_137) 4294967296))) (and (= .cse9 (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base)) (<= .cse9 3))))) (and (exists ((v_prenex_152 Int) (v_prenex_150 Int) (v_prenex_151 Int)) (let ((.cse10 (mod (* v_prenex_150 v_prenex_152) 4294967296))) (and (<= .cse10 2147483647) (= (select |c_#length| v_prenex_151) .cse10)))) (exists ((v_prenex_144 Int) (|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int) (v_prenex_142 Int)) (let ((.cse11 (mod (* v_prenex_142 v_prenex_144) 4294967296))) (and (= .cse11 (select |c_#length| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|)) (<= .cse11 2147483647)))) (exists ((v_prenex_145 Int) (v_prenex_143 Int)) (let ((.cse12 (mod (* v_prenex_145 v_prenex_143) 4294967296))) (and (< 2147483647 .cse12) (= (+ (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base) 4294967296) .cse12))))) (and (exists ((v_prenex_114 Int) (v_prenex_115 Int) (v_prenex_113 Int)) (and (< 2147483647 (mod (* v_prenex_114 v_prenex_113) 4294967296)) (= (mod (* v_prenex_113 v_prenex_114) 4294967296) (+ (select |c_#length| v_prenex_115) 4294967296)))) (exists ((v_prenex_134 Int) (v_prenex_129 Int)) (let ((.cse13 (mod (* v_prenex_129 v_prenex_134) 4294967296))) (and (= .cse13 (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base)) (<= .cse13 3)))) (exists ((v_prenex_99 Int) (v_prenex_100 Int) (v_prenex_98 Int)) (and (= (+ (select |c_#length| v_prenex_99) 4294967296) (mod (* v_prenex_98 v_prenex_100) 4294967296)) (< 2147483647 (mod (* v_prenex_100 v_prenex_98) 4294967296))))) (and (exists ((v_prenex_154 Int) (v_prenex_155 Int) (v_prenex_153 Int)) (and (= (+ (select |c_#length| v_prenex_154) 4294967296) (mod (* v_prenex_153 v_prenex_155) 4294967296)) (< 2147483647 (mod (* v_prenex_155 v_prenex_153) 4294967296)))) (exists ((v_prenex_96 Int) (v_prenex_95 Int) (v_prenex_97 Int)) (and (= (select |c_#length| v_prenex_97) (mod (* v_prenex_96 v_prenex_95) 4294967296)) (<= (mod (* v_prenex_95 v_prenex_96) 4294967296) 2147483647))) (exists ((v_prenex_139 Int) (v_prenex_136 Int)) (let ((.cse14 (mod (* v_prenex_139 v_prenex_136) 4294967296))) (and (< 2147483647 .cse14) (= (+ (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base) 4294967296) .cse14))))) (and (exists ((v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_86 Int)) (and (= (+ (select |c_#length| v_prenex_86) 4294967296) (mod (* v_prenex_85 v_prenex_84) 4294967296)) (not (= v_prenex_86 c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base)) (< 2147483647 (mod (* v_prenex_84 v_prenex_85) 4294967296)))) (exists ((v_prenex_132 Int) (v_prenex_130 Int)) (let ((.cse15 (mod (* v_prenex_130 v_prenex_132) 4294967296))) (and (< 2147483647 .cse15) (= (+ (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__l4_insert_~item~0.base) 4294967296) .cse15)))) (exists ((v_prenex_149 Int) (v_prenex_147 Int) (v_prenex_148 Int)) (and (= (+ (select |c_#length| v_prenex_147) 4294967296) (mod (* v_prenex_149 v_prenex_148) 4294967296)) (< 2147483647 (mod (* v_prenex_148 v_prenex_149) 4294967296)))))) is different from true [2018-04-11 21:29:43,264 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 252 proven. 6 refuted. 0 times theorem prover too weak. 244 trivial. 29 not checked. [2018-04-11 21:29:43,281 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 21:29:43,281 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-11 21:29:43,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 21:29:43,281 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 21:29:43,281 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=259, Unknown=6, NotChecked=222, Total=552 [2018-04-11 21:29:43,282 INFO L87 Difference]: Start difference. First operand 466 states and 626 transitions. Second operand 24 states. [2018-04-11 21:29:45,882 WARN L151 SmtUtils]: Spent 2047ms on a formula simplification. DAG size of input: 65 DAG size of output 41 [2018-04-11 21:29:47,990 WARN L151 SmtUtils]: Spent 2050ms on a formula simplification. DAG size of input: 64 DAG size of output 40 [2018-04-11 21:29:50,088 WARN L151 SmtUtils]: Spent 2046ms on a formula simplification. DAG size of input: 65 DAG size of output 41 [2018-04-11 21:30:10,421 WARN L151 SmtUtils]: Spent 19730ms on a formula simplification. DAG size of input: 102 DAG size of output 73 [2018-04-11 21:31:03,384 WARN L151 SmtUtils]: Spent 47531ms on a formula simplification. DAG size of input: 166 DAG size of output 87 [2018-04-11 21:31:24,754 WARN L151 SmtUtils]: Spent 16693ms on a formula simplification. DAG size of input: 138 DAG size of output 61 [2018-04-11 21:31:30,455 WARN L151 SmtUtils]: Spent 5463ms on a formula simplification. DAG size of input: 141 DAG size of output 64 [2018-04-11 21:31:31,142 WARN L1033 $PredicateComparison]: unable to prove that (and (let ((.cse1 (= (select |c_#valid| c___U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~ptr~1.base) 1))) (or (and (exists ((v_prenex_76 Int) (v_prenex_80 Int)) (let ((.cse0 (mod (* v_prenex_76 v_prenex_80) 4294967296))) (and (< 2147483647 .cse0) (= .cse0 (+ (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~ptr~1.base) 4294967296)) (<= .cse0 4294967299)))) .cse1) (and (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int)) (let ((.cse2 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296))) (and (= .cse2 (select |c_#length| c___U_MULTI_ftest______true_valid_memsafety_i__zalloc_or_die_~ptr~1.base)) (<= .cse2 2147483647) (<= .cse2 3)))) .cse1))) (or (and (exists ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_91 Int)) (let ((.cse3 (mod (* v_prenex_89 v_prenex_90) 4294967296))) (and (= (select |c_#length| v_prenex_91) .cse3) (<= .cse3 2147483647)))) (exists ((__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb Int) (__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size Int) (|__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| Int)) (let ((.cse4 (mod (* __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~nmemb __U_MULTI_ftest______true_valid_memsafety_i__calloc_model_~size) 4294967296))) (and (= |c_#length| (store |c_old(#length)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base| .cse4)) (<= .cse4 2147483647) (= (select |c_old(#valid)| |__U_MULTI_ftest______true_valid_memsafety_i__calloc_model_#t~malloc0.base|) 0))))) (and (exists ((v_prenex_103 Int) (v_prenex_104 Int) (v_prenex_102 Int)) (let ((.cse5 (mod (* v_prenex_103 v_prenex_102) 4294967296))) (and (= 0 (select |c_old(#valid)| v_prenex_104)) (< 2147483647 .cse5) (= |c_#length| (store |c_old(#length)| v_prenex_104 (+ .cse5 (- 4294967296))))))) (exists ((v_prenex_105 Int) (v_prenex_106 Int) (v_prenex_101 Int)) (let ((.cse6 (mod (* v_prenex_101 v_prenex_106) 4294967296))) (and (= (select |c_#length| v_prenex_105) .cse6) (<= .cse6 2147483647))))) (and (exists ((v_prenex_92 Int) (v_prenex_94 Int) (v_prenex_93 Int)) (and (< 2147483647 (mod (* v_prenex_93 v_prenex_92) 4294967296)) (= (+ (select |c_#length| v_prenex_94) 4294967296) (mod (* v_prenex_92 v_prenex_93) 4294967296)))) (exists ((v_prenex_96 Int) (v_prenex_95 Int) (v_prenex_97 Int)) (and (= 0 (select |c_old(#valid)| v_prenex_97)) (<= (mod (* v_prenex_95 v_prenex_96) 4294967296) 2147483647) (= (store |c_old(#length)| v_prenex_97 (mod (* v_prenex_96 v_prenex_95) 4294967296)) |c_#length|)))) (and (exists ((v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_86 Int)) (and (= (store |c_old(#length)| v_prenex_86 (+ (mod (* v_prenex_85 v_prenex_84) 4294967296) (- 4294967296))) |c_#length|) (< 2147483647 (mod (* v_prenex_84 v_prenex_85) 4294967296)) (= 0 (select |c_old(#valid)| v_prenex_86)))) (exists ((v_prenex_99 Int) (v_prenex_100 Int) (v_prenex_98 Int)) (and (= (+ (select |c_#length| v_prenex_99) 4294967296) (mod (* v_prenex_98 v_prenex_100) 4294967296)) (< 2147483647 (mod (* v_prenex_100 v_prenex_98) 4294967296))))))) is different from true [2018-04-11 21:31:41,176 WARN L151 SmtUtils]: Spent 9796ms on a formula simplification. DAG size of input: 138 DAG size of output 61 Received shutdown request... [2018-04-11 21:32:40,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 21:32:40,964 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 21:32:40,967 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 21:32:40,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 09:32:40 BoogieIcfgContainer [2018-04-11 21:32:40,967 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 21:32:40,967 INFO L168 Benchmark]: Toolchain (without parser) took 881644.06 ms. Allocated memory was 326.1 MB in the beginning and 601.9 MB in the end (delta: 275.8 MB). Free memory was 268.6 MB in the beginning and 390.0 MB in the end (delta: -121.4 MB). Peak memory consumption was 154.4 MB. Max. memory is 5.3 GB. [2018-04-11 21:32:40,968 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 326.1 MB. Free memory is still 295.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 21:32:40,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.51 ms. Allocated memory is still 326.1 MB. Free memory was 268.6 MB in the beginning and 220.4 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 5.3 GB. [2018-04-11 21:32:40,968 INFO L168 Benchmark]: Boogie Preprocessor took 41.78 ms. Allocated memory is still 326.1 MB. Free memory was 220.4 MB in the beginning and 217.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 21:32:40,969 INFO L168 Benchmark]: RCFGBuilder took 683.86 ms. Allocated memory was 326.1 MB in the beginning and 417.9 MB in the end (delta: 91.8 MB). Free memory was 217.7 MB in the beginning and 299.2 MB in the end (delta: -81.5 MB). Peak memory consumption was 35.7 MB. Max. memory is 5.3 GB. [2018-04-11 21:32:40,969 INFO L168 Benchmark]: TraceAbstraction took 880644.93 ms. Allocated memory was 417.9 MB in the beginning and 601.9 MB in the end (delta: 184.0 MB). Free memory was 297.0 MB in the beginning and 390.0 MB in the end (delta: -93.0 MB). Peak memory consumption was 91.0 MB. Max. memory is 5.3 GB. [2018-04-11 21:32:40,970 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 326.1 MB. Free memory is still 295.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 270.51 ms. Allocated memory is still 326.1 MB. Free memory was 268.6 MB in the beginning and 220.4 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 41.78 ms. Allocated memory is still 326.1 MB. Free memory was 220.4 MB in the beginning and 217.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 683.86 ms. Allocated memory was 326.1 MB in the beginning and 417.9 MB in the end (delta: 91.8 MB). Free memory was 217.7 MB in the beginning and 299.2 MB in the end (delta: -81.5 MB). Peak memory consumption was 35.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 880644.93 ms. Allocated memory was 417.9 MB in the beginning and 601.9 MB in the end (delta: 184.0 MB). Free memory was 297.0 MB in the beginning and 390.0 MB in the end (delta: -93.0 MB). Peak memory consumption was 91.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 786]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 786). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 786]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 786). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 795]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 795). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 795]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 795). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 868]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 868). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 870]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 870). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 868]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 868). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 870]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 870). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 867). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 867). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 775). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 777]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 777). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 775). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 777]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 777). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 804]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 804). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 804]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 804). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 843]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 843). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 846]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 846). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 843]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 843). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 846]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 846). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 844]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 844). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 844]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 844). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 883]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 883). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 887]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 887). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 881]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 881). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 885]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 885). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 881]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 881). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 875]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 875). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 882]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 882). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 884]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 884). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 886]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 886). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 885]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 885). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 886]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 886). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 882]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 882). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 883]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 883). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 887]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 887). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 884]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 884). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 856]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 856). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 855]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 855). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 858). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 855]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 855). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 856]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 856). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 858). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 820]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 820). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 822]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 822). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 819). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 819). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 819). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 822]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 822). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 820]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 820). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 819). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 877]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 877). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 877]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 877). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 831]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 831). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 834]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 834). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 831]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 831). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 832]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 832). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 832]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 832). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - TimeoutResultAtElement [Line: 834]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 834). Cancelled while BasicCegarLoop was constructing difference of abstraction (466states) and interpolant automaton (currently 20 states, 24 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 301. - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 282 locations, 83 error locations. TIMEOUT Result, 880.6s OverallTime, 10 OverallIterations, 18 TraceHistogramMax, 696.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2391 SDtfs, 1658 SDslu, 10525 SDs, 0 SdLazy, 13399 SolverSat, 351 SolverUnsat, 511 SolverUnknown, 0 SolverNotchecked, 415.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1012 GetRequests, 829 SyntacticMatches, 8 SemanticMatches, 174 ConstructedPredicates, 12 IntricatePredicates, 0 DeprecatedPredicates, 1095 ImplicationChecksByTransitivity, 288.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=468occurred in iteration=8, 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: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 405 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 181.4s InterpolantComputationTime, 950 NumberOfCodeBlocks, 868 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 940 ConstructedInterpolants, 113 QuantifiedInterpolants, 1254562 SizeOfPredicates, 68 NumberOfNonLiveVariables, 4284 ConjunctsInSsa, 306 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 2153/2331 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_21-32-40-974.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_21-32-40-974.csv Completed graceful shutdown